31480405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5557}}^1$

素因数の和:5676

約数の個数: 16

約数和(自身を含む): 41618304

約数和(自身を除く): 10137899

約数列:

[1, 5, 11, 55, 103, 515, 1133, 5557, 5665, 27785, 61127, 305635, 572371, 2861855, 6296081, 31480405]

約数ペア:

[(1, 31480405), (5, 6296081), (11, 2861855), (55, 572371), (103, 305635), (515, 61127), (1133, 27785), (5557, 5665)]