257056

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 24

約数和(自身を含む): 525420

約数和(自身を除く): 268364

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 277, 464, 554, 928, 1108, 2216, 4432, 8033, 8864, 16066, 32132, 64264, 128528, 257056]

約数ペア:

[(1, 257056), (2, 128528), (4, 64264), (8, 32132), (16, 16066), (29, 8864), (32, 8033), (58, 4432), (116, 2216), (232, 1108), (277, 928), (464, 554)]