89104769

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 104854008

約数和(自身を除く): 15749239

約数列:

[1, 13, 17, 37, 221, 289, 481, 629, 641, 3757, 8177, 8333, 10693, 10897, 23717, 139009, 141661, 185249, 308321, 403189, 2408237, 5241457, 6854213, 89104769]

約数ペア:

[(1, 89104769), (13, 6854213), (17, 5241457), (37, 2408237), (221, 403189), (289, 308321), (481, 185249), (629, 141661), (641, 139009), (3757, 23717), (8177, 10897), (8333, 10693)]