643528928

素因数分解:

$2^5\times 7^1\times {\mathrm{2872897}}^1$

素因数の和:2872914

約数の個数: 24

約数和(自身を含む): 1447940592

約数和(自身を除く): 804411664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 2872897, 5745794, 11491588, 20110279, 22983176, 40220558, 45966352, 80441116, 91932704, 160882232, 321764464, 643528928]

約数ペア:

[(1, 643528928), (2, 321764464), (4, 160882232), (7, 91932704), (8, 80441116), (14, 45966352), (16, 40220558), (28, 22983176), (32, 20110279), (56, 11491588), (112, 5745794), (224, 2872897)]