1880778837

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{13709}}^1$

素因数の和:13905

約数の個数: 32

約数和(自身を含む): 2948198400

約数和(自身を除く): 1067419563

約数列:

[1, 3, 7, 21, 47, 139, 141, 329, 417, 973, 987, 2919, 6533, 13709, 19599, 41127, 45731, 95963, 137193, 287889, 644323, 1905551, 1932969, 4510261, 5716653, 13338857, 13530783, 40016571, 89560897, 268682691, 626926279, 1880778837]

約数ペア:

[(1, 1880778837), (3, 626926279), (7, 268682691), (21, 89560897), (47, 40016571), (139, 13530783), (141, 13338857), (329, 5716653), (417, 4510261), (973, 1932969), (987, 1905551), (2919, 644323), (6533, 287889), (13709, 137193), (19599, 95963), (41127, 45731)]