131221644

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{163211}}^1$

素因数の和:163285

約数の個数: 24

約数和(自身を含む): 310755648

約数和(自身を除く): 179534004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 163211, 326422, 489633, 652844, 979266, 1958532, 10935137, 21870274, 32805411, 43740548, 65610822, 131221644]

約数ペア:

[(1, 131221644), (2, 65610822), (3, 43740548), (4, 32805411), (6, 21870274), (12, 10935137), (67, 1958532), (134, 979266), (201, 652844), (268, 489633), (402, 326422), (804, 163211)]