20171355

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20071}}^1$

素因数の和:20146

約数の個数: 16

約数和(自身を含む): 32757504

約数和(自身を除く): 12586149

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 20071, 60213, 100355, 301065, 1344757, 4034271, 6723785, 20171355]

約数ペア:

[(1, 20171355), (3, 6723785), (5, 4034271), (15, 1344757), (67, 301065), (201, 100355), (335, 60213), (1005, 20071)]