70923139

素因数分解:

$7^4\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 20

約数和(自身を含む): 83805920

約数和(自身を除く): 12882781

約数列:

[1, 7, 49, 109, 271, 343, 763, 1897, 2401, 5341, 13279, 29539, 37387, 92953, 206773, 261709, 650671, 1447411, 10131877, 70923139]

約数ペア:

[(1, 70923139), (7, 10131877), (49, 1447411), (109, 650671), (271, 261709), (343, 206773), (763, 92953), (1897, 37387), (2401, 29539), (5341, 13279)]