87557072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{321901}}^1$

素因数の和:321926

約数の個数: 20

約数和(自身を含む): 179621316

約数和(自身を除く): 92064244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 321901, 643802, 1287604, 2575208, 5150416, 5472317, 10944634, 21889268, 43778536, 87557072]

約数ペア:

[(1, 87557072), (2, 43778536), (4, 21889268), (8, 10944634), (16, 5472317), (17, 5150416), (34, 2575208), (68, 1287604), (136, 643802), (272, 321901)]