256974411

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{19687}}^1$

素因数の和:19938

約数の個数: 16

約数和(自身を含む): 362259200

約数和(自身を除く): 105284789

約数列:

[1, 3, 19, 57, 229, 687, 4351, 13053, 19687, 59061, 374053, 1122159, 4508323, 13524969, 85658137, 256974411]

約数ペア:

[(1, 256974411), (3, 85658137), (19, 13524969), (57, 4508323), (229, 1122159), (687, 374053), (4351, 59061), (13053, 19687)]