64899604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{210713}}^1$

素因数の和:210735

約数の個数: 24

約数和(自身を含む): 141599808

約数和(自身を除く): 76700204

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 210713, 421426, 842852, 1474991, 2317843, 2949982, 4635686, 5899964, 9271372, 16224901, 32449802, 64899604]

約数ペア:

[(1, 64899604), (2, 32449802), (4, 16224901), (7, 9271372), (11, 5899964), (14, 4635686), (22, 2949982), (28, 2317843), (44, 1474991), (77, 842852), (154, 421426), (308, 210713)]