81721332

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 192

約数和(自身を含む): 273530880

約数和(自身を除く): 191809548

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 31, 33, 36, 42, 44, 54, 62, 63, 66, 77, 84, 93, 99, 108, 124, 126, 132, 154, 186, 189, 198, 217, 231, 252, 279, 297, 308, 317, 341, 372, 378, 396, 434, 462, 558, 594, 634, 651, 682, 693, 756, 837, 868, 924, 951, 1023, 1116, 1188, 1268, 1302, 1364, 1386, 1674, 1902, 1953, 2046, 2079, 2219, 2387, 2604, 2772, 2853, 3069, 3348, 3487, 3804, 3906, 4092, 4158, 4438, 4774, 5706, 5859, 6138, 6657, 6974, 7161, 7812, 8316, 8559, 8876, 9207, 9548, 9827, 10461, 11412, 11718, 12276, 13314, 13948, 14322, 17118, 18414, 19654, 19971, 20922, 21483, 23436, 24409, 26628, 28644, 29481, 31383, 34236, 36828, 39308, 39942, 41844, 42966, 48818, 58962, 59913, 62766, 64449, 68789, 73227, 79884, 85932, 88443, 94149, 97636, 108097, 117924, 119826, 125532, 128898, 137578, 146454, 176886, 188298, 206367, 216194, 219681, 239652, 257796, 265329, 275156, 292908, 324291, 353772, 376596, 412734, 432388, 439362, 530658, 619101, 648582, 659043, 756679, 825468, 878724, 972873, 1061316, 1238202, 1297164, 1318086, 1513358, 1857303, 1945746, 2270037, 2476404, 2636172, 2918619, 3026716, 3714606, 3891492, 4540074, 5837238, 6810111, 7429212, 9080148, 11674476, 13620222, 20430333, 27240444, 40860666, 81721332]

約数ペア:

[(1, 81721332), (2, 40860666), (3, 27240444), (4, 20430333), (6, 13620222), (7, 11674476), (9, 9080148), (11, 7429212), (12, 6810111), (14, 5837238), (18, 4540074), (21, 3891492), (22, 3714606), (27, 3026716), (28, 2918619), (31, 2636172), (33, 2476404), (36, 2270037), (42, 1945746), (44, 1857303), (54, 1513358), (62, 1318086), (63, 1297164), (66, 1238202), (77, 1061316), (84, 972873), (93, 878724), (99, 825468), (108, 756679), (124, 659043), (126, 648582), (132, 619101), (154, 530658), (186, 439362), (189, 432388), (198, 412734), (217, 376596), (231, 353772), (252, 324291), (279, 292908), (297, 275156), (308, 265329), (317, 257796), (341, 239652), (372, 219681), (378, 216194), (396, 206367), (434, 188298), (462, 176886), (558, 146454), (594, 137578), (634, 128898), (651, 125532), (682, 119826), (693, 117924), (756, 108097), (837, 97636), (868, 94149), (924, 88443), (951, 85932), (1023, 79884), (1116, 73227), (1188, 68789), (1268, 64449), (1302, 62766), (1364, 59913), (1386, 58962), (1674, 48818), (1902, 42966), (1953, 41844), (2046, 39942), (2079, 39308), (2219, 36828), (2387, 34236), (2604, 31383), (2772, 29481), (2853, 28644), (3069, 26628), (3348, 24409), (3487, 23436), (3804, 21483), (3906, 20922), (4092, 19971), (4158, 19654), (4438, 18414), (4774, 17118), (5706, 14322), (5859, 13948), (6138, 13314), (6657, 12276), (6974, 11718), (7161, 11412), (7812, 10461), (8316, 9827), (8559, 9548), (8876, 9207)]