319143644

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{124471}}^1$

素因数の和:125116

約数の個数: 12

約数和(自身を含む): 559377168

約数和(自身を除く): 240233524

約数列:

[1, 2, 4, 641, 1282, 2564, 124471, 248942, 497884, 79785911, 159571822, 319143644]

約数ペア:

[(1, 319143644), (2, 159571822), (4, 79785911), (641, 497884), (1282, 248942), (2564, 124471)]