68780454883

素因数分解:

$7^1\times {\mathrm{1487}}^1\times {\mathrm{2441}}^1\times {\mathrm{2707}}^1$

素因数の和:6642

約数の個数: 16

約数和(自身を含む): 78720390144

約数和(自身を除く): 9939935261

約数列:

[1, 7, 1487, 2441, 2707, 10409, 17087, 18949, 3629767, 4025309, 6607787, 25408369, 28177163, 46254509, 9825779269, 68780454883]

約数ペア:

[(1, 68780454883), (7, 9825779269), (1487, 46254509), (2441, 28177163), (2707, 25408369), (10409, 6607787), (17087, 4025309), (18949, 3629767)]