256891716

素因数分解:

$2^2\times 3^3\times {\mathrm{2378627}}^1$

素因数の和:2378640

約数の個数: 24

約数和(自身を含む): 666015840

約数和(自身を除く): 409124124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2378627, 4757254, 7135881, 9514508, 14271762, 21407643, 28543524, 42815286, 64222929, 85630572, 128445858, 256891716]

約数ペア:

[(1, 256891716), (2, 128445858), (3, 85630572), (4, 64222929), (6, 42815286), (9, 28543524), (12, 21407643), (18, 14271762), (27, 9514508), (36, 7135881), (54, 4757254), (108, 2378627)]