890263868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{68209}}^1$

素因数の和:68477

約数の個数: 24

約数和(自身を含む): 1684514160

約数和(自身を除く): 794250292

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 3263, 6526, 13052, 68209, 136418, 272836, 886717, 1773434, 3546868, 17120459, 34240918, 68481836, 222565967, 445131934, 890263868]

約数ペア:

[(1, 890263868), (2, 445131934), (4, 222565967), (13, 68481836), (26, 34240918), (52, 17120459), (251, 3546868), (502, 1773434), (1004, 886717), (3263, 272836), (6526, 136418), (13052, 68209)]