7777761290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3519349}}^1$

素因数の和:3519386

約数の個数: 32

約数和(自身を含む): 15963771600

約数和(自身を除く): 8186010310

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 3519349, 7038698, 17596745, 35193490, 45751537, 59828933, 91503074, 119657866, 228757685, 299144665, 457515370, 598289330, 777776129, 1555552258, 3888880645, 7777761290]

約数ペア:

[(1, 7777761290), (2, 3888880645), (5, 1555552258), (10, 777776129), (13, 598289330), (17, 457515370), (26, 299144665), (34, 228757685), (65, 119657866), (85, 91503074), (130, 59828933), (170, 45751537), (221, 35193490), (442, 17596745), (1105, 7038698), (2210, 3519349)]