256716146

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{37987}}^1$

素因数の和:38129

約数の個数: 16

約数和(自身を含む): 401153280

約数和(自身を除く): 144437134

約数列:

[1, 2, 31, 62, 109, 218, 3379, 6758, 37987, 75974, 1177597, 2355194, 4140583, 8281166, 128358073, 256716146]

約数ペア:

[(1, 256716146), (2, 128358073), (31, 8281166), (62, 4140583), (109, 2355194), (218, 1177597), (3379, 75974), (6758, 37987)]