7156907992

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{278609}}^1$

素因数の和:278660

約数の個数: 48

約数和(自身を含む): 15295689000

約数和(自身を除く): 8138781008

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 6422, 12844, 25688, 278609, 557218, 1114436, 2228872, 3621917, 5293571, 7243834, 10587142, 14487668, 21174284, 28975336, 42348568, 47084921, 68816423, 94169842, 137632846, 188339684, 275265692, 376679368, 550531384, 894613499, 1789226998, 3578453996, 7156907992]

約数ペア:

[(1, 7156907992), (2, 3578453996), (4, 1789226998), (8, 894613499), (13, 550531384), (19, 376679368), (26, 275265692), (38, 188339684), (52, 137632846), (76, 94169842), (104, 68816423), (152, 47084921), (169, 42348568), (247, 28975336), (338, 21174284), (494, 14487668), (676, 10587142), (988, 7243834), (1352, 5293571), (1976, 3621917), (3211, 2228872), (6422, 1114436), (12844, 557218), (25688, 278609)]