89989405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{5261}}^1$

素因数の和:5588

約数の個数: 16

約数和(自身を含む): 118205568

約数和(自身を除く): 28216163

約数列:

[1, 5, 11, 55, 311, 1555, 3421, 5261, 17105, 26305, 57871, 289355, 1636171, 8180855, 17997881, 89989405]

約数ペア:

[(1, 89989405), (5, 17997881), (11, 8180855), (55, 1636171), (311, 289355), (1555, 57871), (3421, 26305), (5261, 17105)]