281961212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{8933}}^1$

素因数の和:9557

約数の個数: 24

約数和(自身を含む): 532323456

約数和(自身を除く): 250362244

約数列:

[1, 2, 4, 13, 26, 52, 607, 1214, 2428, 7891, 8933, 15782, 17866, 31564, 35732, 116129, 232258, 464516, 5422331, 10844662, 21689324, 70490303, 140980606, 281961212]

約数ペア:

[(1, 281961212), (2, 140980606), (4, 70490303), (13, 21689324), (26, 10844662), (52, 5422331), (607, 464516), (1214, 232258), (2428, 116129), (7891, 35732), (8933, 31564), (15782, 17866)]