64815639

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{30559}}^1$

素因数の和:30670

約数の個数: 16

約数和(自身を含む): 99747840

約数和(自身を除く): 34932201

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 30559, 91677, 213913, 641739, 3086459, 9259377, 21605213, 64815639]

約数ペア:

[(1, 64815639), (3, 21605213), (7, 9259377), (21, 3086459), (101, 641739), (303, 213913), (707, 91677), (2121, 30559)]