79857869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 101418240

約数和(自身を除く): 21560371

約数列:

[1, 7, 13, 83, 91, 97, 109, 581, 679, 763, 1079, 1261, 1417, 7553, 8051, 8827, 9047, 9919, 10573, 56357, 63329, 74011, 104663, 117611, 137449, 732641, 823277, 877559, 962143, 6142913, 11408267, 79857869]

約数ペア:

[(1, 79857869), (7, 11408267), (13, 6142913), (83, 962143), (91, 877559), (97, 823277), (109, 732641), (581, 137449), (679, 117611), (763, 104663), (1079, 74011), (1261, 63329), (1417, 56357), (7553, 10573), (8051, 9919), (8827, 9047)]