201421415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{99961}}^1$

素因数の和:100010

約数の個数: 16

約数和(自身を含む): 268697856

約数和(自身を除く): 67276441

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 99961, 499805, 1299493, 3098791, 6497465, 15493955, 40284283, 201421415]

約数ペア:

[(1, 201421415), (5, 40284283), (13, 15493955), (31, 6497465), (65, 3098791), (155, 1299493), (403, 499805), (2015, 99961)]