256846964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{32251}}^1$

素因数の和:32447

約数の個数: 24

約数和(自身を含む): 493068576

約数和(自身を除く): 236221612

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 32251, 64502, 129004, 354761, 709522, 1419044, 5837431, 11674862, 23349724, 64211741, 128423482, 256846964]

約数ペア:

[(1, 256846964), (2, 128423482), (4, 64211741), (11, 23349724), (22, 11674862), (44, 5837431), (181, 1419044), (362, 709522), (724, 354761), (1991, 129004), (3982, 64502), (7964, 32251)]