1807117

素因数分解:

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

素因数の和:97

約数の個数: 18

約数和(自身を含む): 2134878

約数和(自身を除く): 327761

約数列:

[1, 13, 17, 37, 169, 221, 289, 481, 629, 2873, 3757, 6253, 8177, 10693, 48841, 106301, 139009, 1807117]

約数ペア:

[(1, 1807117), (13, 139009), (17, 106301), (37, 48841), (169, 10693), (221, 8177), (289, 6253), (481, 3757), (629, 2873)]