313389692

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1061}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 701710128

約数和(自身を除く): 388320436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 137, 154, 196, 274, 308, 539, 548, 959, 1061, 1078, 1507, 1918, 2122, 2156, 3014, 3836, 4244, 6028, 6713, 7427, 10549, 11671, 13426, 14854, 21098, 23342, 26852, 29708, 42196, 46684, 51989, 73843, 81697, 103978, 145357, 147686, 163394, 207956, 290714, 295372, 326788, 571879, 581428, 1017499, 1143758, 1598927, 2034998, 2287516, 3197854, 4069996, 6395708, 7122493, 11192489, 14244986, 22384978, 28489972, 44769956, 78347423, 156694846, 313389692]

約数ペア:

[(1, 313389692), (2, 156694846), (4, 78347423), (7, 44769956), (11, 28489972), (14, 22384978), (22, 14244986), (28, 11192489), (44, 7122493), (49, 6395708), (77, 4069996), (98, 3197854), (137, 2287516), (154, 2034998), (196, 1598927), (274, 1143758), (308, 1017499), (539, 581428), (548, 571879), (959, 326788), (1061, 295372), (1078, 290714), (1507, 207956), (1918, 163394), (2122, 147686), (2156, 145357), (3014, 103978), (3836, 81697), (4244, 73843), (6028, 51989), (6713, 46684), (7427, 42196), (10549, 29708), (11671, 26852), (13426, 23342), (14854, 21098)]