123789908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{5051}}^1$

素因数の和:5623

約数の個数: 24

約数和(自身を含む): 236797344

約数和(自身を除く): 113007436

約数列:

[1, 2, 4, 11, 22, 44, 557, 1114, 2228, 5051, 6127, 10102, 12254, 20204, 24508, 55561, 111122, 222244, 2813407, 5626814, 11253628, 30947477, 61894954, 123789908]

約数ペア:

[(1, 123789908), (2, 61894954), (4, 30947477), (11, 11253628), (22, 5626814), (44, 2813407), (557, 222244), (1114, 111122), (2228, 55561), (5051, 24508), (6127, 20204), (10102, 12254)]