64640626

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 102486384

約数和(自身を除く): 37845758

約数列:

[1, 2, 23, 46, 107, 214, 529, 571, 1058, 1142, 2461, 4922, 13133, 26266, 56603, 61097, 113206, 122194, 302059, 604118, 1405231, 2810462, 32320313, 64640626]

約数ペア:

[(1, 64640626), (2, 32320313), (23, 2810462), (46, 1405231), (107, 604118), (214, 302059), (529, 122194), (571, 113206), (1058, 61097), (1142, 56603), (2461, 26266), (4922, 13133)]