256362132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1643347}}^1$

素因数の和:1643367

約数の個数: 24

約数和(自身を含む): 644192416

約数和(自身を除く): 387830284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1643347, 3286694, 4930041, 6573388, 9860082, 19720164, 21363511, 42727022, 64090533, 85454044, 128181066, 256362132]

約数ペア:

[(1, 256362132), (2, 128181066), (3, 85454044), (4, 64090533), (6, 42727022), (12, 21363511), (13, 19720164), (26, 9860082), (39, 6573388), (52, 4930041), (78, 3286694), (156, 1643347)]