12168455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 16934400

約数和(自身を除く): 4765945

約数列:

[1, 5, 13, 19, 59, 65, 95, 167, 247, 295, 767, 835, 1121, 1235, 2171, 3173, 3835, 5605, 9853, 10855, 14573, 15865, 41249, 49265, 72865, 128089, 187207, 206245, 640445, 936035, 2433691, 12168455]

約数ペア:

[(1, 12168455), (5, 2433691), (13, 936035), (19, 640445), (59, 206245), (65, 187207), (95, 128089), (167, 72865), (247, 49265), (295, 41249), (767, 15865), (835, 14573), (1121, 10855), (1235, 9853), (2171, 5605), (3173, 3835)]