856875348

素因数分解:

$2^2\times 3^7\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2038

約数の個数: 144

約数和(自身を含む): 2617440000

約数和(自身を除く): 1760564652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 729, 756, 882, 972, 1134, 1323, 1458, 1701, 1764, 1999, 2187, 2268, 2646, 2916, 3402, 3969, 3998, 4374, 5103, 5292, 5997, 6804, 7938, 7996, 8748, 10206, 11907, 11994, 13993, 15309, 15876, 17991, 20412, 23814, 23988, 27986, 30618, 35721, 35982, 41979, 47628, 53973, 55972, 61236, 71442, 71964, 83958, 97951, 107163, 107946, 125937, 142884, 161919, 167916, 195902, 214326, 215892, 251874, 293853, 323838, 377811, 391804, 428652, 485757, 503748, 587706, 647676, 755622, 881559, 971514, 1133433, 1175412, 1457271, 1511244, 1763118, 1943028, 2266866, 2644677, 2914542, 3400299, 3526236, 4371813, 4533732, 5289354, 5829084, 6800598, 7934031, 8743626, 10200897, 10578708, 13601196, 15868062, 17487252, 20401794, 23802093, 30602691, 31736124, 40803588, 47604186, 61205382, 71406279, 95208372, 122410764, 142812558, 214218837, 285625116, 428437674, 856875348]

約数ペア:

[(1, 856875348), (2, 428437674), (3, 285625116), (4, 214218837), (6, 142812558), (7, 122410764), (9, 95208372), (12, 71406279), (14, 61205382), (18, 47604186), (21, 40803588), (27, 31736124), (28, 30602691), (36, 23802093), (42, 20401794), (49, 17487252), (54, 15868062), (63, 13601196), (81, 10578708), (84, 10200897), (98, 8743626), (108, 7934031), (126, 6800598), (147, 5829084), (162, 5289354), (189, 4533732), (196, 4371813), (243, 3526236), (252, 3400299), (294, 2914542), (324, 2644677), (378, 2266866), (441, 1943028), (486, 1763118), (567, 1511244), (588, 1457271), (729, 1175412), (756, 1133433), (882, 971514), (972, 881559), (1134, 755622), (1323, 647676), (1458, 587706), (1701, 503748), (1764, 485757), (1999, 428652), (2187, 391804), (2268, 377811), (2646, 323838), (2916, 293853), (3402, 251874), (3969, 215892), (3998, 214326), (4374, 195902), (5103, 167916), (5292, 161919), (5997, 142884), (6804, 125937), (7938, 107946), (7996, 107163), (8748, 97951), (10206, 83958), (11907, 71964), (11994, 71442), (13993, 61236), (15309, 55972), (15876, 53973), (17991, 47628), (20412, 41979), (23814, 35982), (23988, 35721), (27986, 30618)]