1279408570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{314351}}^1$

素因数の和:314406

約数の個数: 32

約数和(自身を含む): 2580201216

約数和(自身を除く): 1300792646

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 314351, 628702, 1571755, 3143510, 3457861, 6915722, 11630987, 17289305, 23261974, 34578610, 58154935, 116309870, 127940857, 255881714, 639704285, 1279408570]

約数ペア:

[(1, 1279408570), (2, 639704285), (5, 255881714), (10, 127940857), (11, 116309870), (22, 58154935), (37, 34578610), (55, 23261974), (74, 17289305), (110, 11630987), (185, 6915722), (370, 3457861), (407, 3143510), (814, 1571755), (2035, 628702), (4070, 314351)]