31581849726

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{13681}}^1$

素因数の和:13927

約数の個数: 128

約数和(自身を含む): 83221585920

約数和(自身を除く): 51639736194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 197, 217, 279, 378, 394, 434, 558, 591, 651, 837, 1182, 1302, 1379, 1674, 1773, 1953, 2758, 3546, 3906, 4137, 5319, 5859, 6107, 8274, 10638, 11718, 12214, 12411, 13681, 18321, 24822, 27362, 36642, 37233, 41043, 42749, 54963, 74466, 82086, 85498, 95767, 109926, 123129, 128247, 164889, 191534, 246258, 256494, 287301, 329778, 369387, 384741, 424111, 574602, 738774, 769482, 848222, 861903, 1154223, 1272333, 1723806, 2308446, 2544666, 2585709, 2695157, 2968777, 3816999, 5171418, 5390314, 5937554, 7633998, 8085471, 8906331, 11450997, 16170942, 17812662, 18866099, 22901994, 24256413, 26718993, 37732198, 48512826, 53437986, 56598297, 72769239, 80156979, 83549867, 113196594, 145538478, 160313958, 167099734, 169794891, 250649601, 339589782, 501299202, 509384673, 584849069, 751948803, 1018769346, 1169698138, 1503897606, 1754547207, 2255846409, 3509094414, 4511692818, 5263641621, 10527283242, 15790924863, 31581849726]

約数ペア:

[(1, 31581849726), (2, 15790924863), (3, 10527283242), (6, 5263641621), (7, 4511692818), (9, 3509094414), (14, 2255846409), (18, 1754547207), (21, 1503897606), (27, 1169698138), (31, 1018769346), (42, 751948803), (54, 584849069), (62, 509384673), (63, 501299202), (93, 339589782), (126, 250649601), (186, 169794891), (189, 167099734), (197, 160313958), (217, 145538478), (279, 113196594), (378, 83549867), (394, 80156979), (434, 72769239), (558, 56598297), (591, 53437986), (651, 48512826), (837, 37732198), (1182, 26718993), (1302, 24256413), (1379, 22901994), (1674, 18866099), (1773, 17812662), (1953, 16170942), (2758, 11450997), (3546, 8906331), (3906, 8085471), (4137, 7633998), (5319, 5937554), (5859, 5390314), (6107, 5171418), (8274, 3816999), (10638, 2968777), (11718, 2695157), (12214, 2585709), (12411, 2544666), (13681, 2308446), (18321, 1723806), (24822, 1272333), (27362, 1154223), (36642, 861903), (37233, 848222), (41043, 769482), (42749, 738774), (54963, 574602), (74466, 424111), (82086, 384741), (85498, 369387), (95767, 329778), (109926, 287301), (123129, 256494), (128247, 246258), (164889, 191534)]