15969699

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 23703680

約数和(自身を除く): 7733981

約数列:

[1, 3, 9, 73, 109, 219, 223, 327, 657, 669, 981, 2007, 7957, 16279, 23871, 24307, 48837, 71613, 72921, 146511, 218763, 1774411, 5323233, 15969699]

約数ペア:

[(1, 15969699), (3, 5323233), (9, 1774411), (73, 218763), (109, 146511), (219, 72921), (223, 71613), (327, 48837), (657, 24307), (669, 23871), (981, 16279), (2007, 7957)]