31745545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28729}}^1$

素因数の和:28764

約数の個数: 16

約数和(自身を含む): 43439760

約数和(自身を除く): 11694215

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28729, 143645, 373477, 488393, 1867385, 2441965, 6349109, 31745545]

約数ペア:

[(1, 31745545), (5, 6349109), (13, 2441965), (17, 1867385), (65, 488393), (85, 373477), (221, 143645), (1105, 28729)]