705805919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 883975680

約数和(自身を除く): 178169761

約数列:

[1, 7, 13, 91, 107, 173, 419, 749, 1211, 1391, 2249, 2933, 5447, 9737, 15743, 18511, 38129, 44833, 72487, 129577, 240643, 313831, 507409, 582829, 942331, 1684501, 4079803, 6596317, 7756109, 54292763, 100829417, 705805919]

約数ペア:

[(1, 705805919), (7, 100829417), (13, 54292763), (91, 7756109), (107, 6596317), (173, 4079803), (419, 1684501), (749, 942331), (1211, 582829), (1391, 507409), (2249, 313831), (2933, 240643), (5447, 129577), (9737, 72487), (15743, 44833), (18511, 38129)]