209461567405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{13379851}}^1$

素因数の和:13379988

約数の個数: 16

約数和(自身を含む): 262031021568

約数和(自身を除く): 52569454163

約数列:

[1, 5, 31, 101, 155, 505, 3131, 15655, 13379851, 66899255, 414775381, 1351364951, 2073876905, 6756824755, 41892313481, 209461567405]

約数ペア:

[(1, 209461567405), (5, 41892313481), (31, 6756824755), (101, 2073876905), (155, 1351364951), (505, 414775381), (3131, 66899255), (15655, 13379851)]