1281545276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{81131}}^1$

素因数の和:81505

約数の個数: 24

約数和(自身を含む): 2453431680

約数和(自身を除く): 1171886404

約数列:

[1, 2, 4, 11, 22, 44, 359, 718, 1436, 3949, 7898, 15796, 81131, 162262, 324524, 892441, 1784882, 3569764, 29126029, 58252058, 116504116, 320386319, 640772638, 1281545276]

約数ペア:

[(1, 1281545276), (2, 640772638), (4, 320386319), (11, 116504116), (22, 58252058), (44, 29126029), (359, 3569764), (718, 1784882), (1436, 892441), (3949, 324524), (7898, 162262), (15796, 81131)]