98807405

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{601}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 120149568

約数和(自身を除く): 21342163

約数列:

[1, 5, 131, 251, 601, 655, 1255, 3005, 32881, 78731, 150851, 164405, 393655, 754255, 19761481, 98807405]

約数ペア:

[(1, 98807405), (5, 19761481), (131, 754255), (251, 393655), (601, 164405), (655, 150851), (1255, 78731), (3005, 32881)]