257943922

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{40801}}^1$

素因数の和:40941

約数の個数: 16

約数和(自身を含む): 403939800

約数和(自身を除く): 145995878

約数列:

[1, 2, 29, 58, 109, 218, 3161, 6322, 40801, 81602, 1183229, 2366458, 4447309, 8894618, 128971961, 257943922]

約数ペア:

[(1, 257943922), (2, 128971961), (29, 8894618), (58, 4447309), (109, 2366458), (218, 1183229), (3161, 81602), (6322, 40801)]