15138801

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 23179520

約数和(自身を除く): 8040719

約数列:

[1, 3, 9, 19, 57, 171, 223, 397, 669, 1191, 2007, 3573, 4237, 7543, 12711, 22629, 38133, 67887, 88531, 265593, 796779, 1682089, 5046267, 15138801]

約数ペア:

[(1, 15138801), (3, 5046267), (9, 1682089), (19, 796779), (57, 265593), (171, 88531), (223, 67887), (397, 38133), (669, 22629), (1191, 12711), (2007, 7543), (3573, 4237)]