15204415

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 18959616

約数和(自身を除く): 3755201

約数列:

[1, 5, 31, 155, 233, 421, 1165, 2105, 7223, 13051, 36115, 65255, 98093, 490465, 3040883, 15204415]

約数ペア:

[(1, 15204415), (5, 3040883), (31, 490465), (155, 98093), (233, 65255), (421, 36115), (1165, 13051), (2105, 7223)]