256262604

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1642709}}^1$

素因数の和:1642729

約数の個数: 24

約数和(自身を含む): 643942320

約数和(自身を除く): 387679716

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1642709, 3285418, 4928127, 6570836, 9856254, 19712508, 21355217, 42710434, 64065651, 85420868, 128131302, 256262604]

約数ペア:

[(1, 256262604), (2, 128131302), (3, 85420868), (4, 64065651), (6, 42710434), (12, 21355217), (13, 19712508), (26, 9856254), (39, 6570836), (52, 4928127), (78, 3285418), (156, 1642709)]