222181323

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4261}}^1$

素因数の和:4475

約数の個数: 32

約数和(自身を含む): 366600192

約数和(自身を除く): 144418869

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 573, 1337, 2483, 4011, 4261, 7449, 12783, 17381, 29827, 52143, 55393, 89481, 166179, 387751, 813851, 1163253, 2441553, 5696957, 10580063, 17090871, 31740189, 74060441, 222181323]

約数ペア:

[(1, 222181323), (3, 74060441), (7, 31740189), (13, 17090871), (21, 10580063), (39, 5696957), (91, 2441553), (191, 1163253), (273, 813851), (573, 387751), (1337, 166179), (2483, 89481), (4011, 55393), (4261, 52143), (7449, 29827), (12783, 17381)]