2103505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 2677248

約数和(自身を除く): 573743

約数列:

[1, 5, 31, 41, 155, 205, 331, 1271, 1655, 6355, 10261, 13571, 51305, 67855, 420701, 2103505]

約数ペア:

[(1, 2103505), (5, 420701), (31, 67855), (41, 51305), (155, 13571), (205, 10261), (331, 6355), (1271, 1655)]