206545878

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 578869200

約数和(自身を除く): 372323322

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 61, 63, 66, 77, 98, 99, 122, 126, 147, 154, 183, 198, 231, 294, 349, 366, 427, 441, 462, 539, 549, 671, 693, 698, 854, 882, 1047, 1078, 1098, 1281, 1342, 1386, 1617, 2013, 2094, 2443, 2562, 2989, 3141, 3234, 3839, 3843, 4026, 4697, 4851, 4886, 5978, 6039, 6282, 7329, 7678, 7686, 8967, 9394, 9702, 11517, 12078, 14091, 14658, 17101, 17934, 21289, 21987, 23034, 26873, 26901, 28182, 32879, 34202, 34551, 42273, 42578, 43974, 51303, 53746, 53802, 63867, 65758, 69102, 80619, 84546, 98637, 102606, 127734, 149023, 153909, 161238, 188111, 191601, 197274, 234179, 241857, 295911, 298046, 307818, 376222, 383202, 447069, 468358, 483714, 564333, 591822, 702537, 894138, 1043161, 1128666, 1341207, 1405074, 1639253, 1692999, 2086322, 2107611, 2682414, 3129483, 3278506, 3385998, 4215222, 4917759, 6258966, 9388449, 9835518, 11474771, 14753277, 18776898, 22949542, 29506554, 34424313, 68848626, 103272939, 206545878]

約数ペア:

[(1, 206545878), (2, 103272939), (3, 68848626), (6, 34424313), (7, 29506554), (9, 22949542), (11, 18776898), (14, 14753277), (18, 11474771), (21, 9835518), (22, 9388449), (33, 6258966), (42, 4917759), (49, 4215222), (61, 3385998), (63, 3278506), (66, 3129483), (77, 2682414), (98, 2107611), (99, 2086322), (122, 1692999), (126, 1639253), (147, 1405074), (154, 1341207), (183, 1128666), (198, 1043161), (231, 894138), (294, 702537), (349, 591822), (366, 564333), (427, 483714), (441, 468358), (462, 447069), (539, 383202), (549, 376222), (671, 307818), (693, 298046), (698, 295911), (854, 241857), (882, 234179), (1047, 197274), (1078, 191601), (1098, 188111), (1281, 161238), (1342, 153909), (1386, 149023), (1617, 127734), (2013, 102606), (2094, 98637), (2443, 84546), (2562, 80619), (2989, 69102), (3141, 65758), (3234, 63867), (3839, 53802), (3843, 53746), (4026, 51303), (4697, 43974), (4851, 42578), (4886, 42273), (5978, 34551), (6039, 34202), (6282, 32879), (7329, 28182), (7678, 26901), (7686, 26873), (8967, 23034), (9394, 21987), (9702, 21289), (11517, 17934), (12078, 17101), (14091, 14658)]