64812153

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{5581}}^1$

素因数の和:5677

約数の個数: 24

約数和(自身を含む): 101815680

約数和(自身を除く): 37003527

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 3871, 5581, 11613, 16743, 39067, 117201, 273469, 440899, 820407, 1322697, 3086293, 9258879, 21604051, 64812153]

約数ペア:

[(1, 64812153), (3, 21604051), (7, 9258879), (21, 3086293), (49, 1322697), (79, 820407), (147, 440899), (237, 273469), (553, 117201), (1659, 39067), (3871, 16743), (5581, 11613)]