2011852895

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 2774233152

約数和(自身を除く): 762380257

約数列:

[1, 5, 13, 23, 61, 65, 115, 169, 299, 305, 793, 845, 1403, 1495, 1697, 3887, 3965, 7015, 8485, 10309, 18239, 19435, 22061, 39031, 51545, 91195, 103517, 110305, 195155, 237107, 286793, 507403, 517585, 1185535, 1345721, 1433965, 2380891, 2537015, 6596239, 6728605, 11904455, 17494373, 30951583, 32981195, 87471865, 154757915, 402370579, 2011852895]

約数ペア:

[(1, 2011852895), (5, 402370579), (13, 154757915), (23, 87471865), (61, 32981195), (65, 30951583), (115, 17494373), (169, 11904455), (299, 6728605), (305, 6596239), (793, 2537015), (845, 2380891), (1403, 1433965), (1495, 1345721), (1697, 1185535), (3887, 517585), (3965, 507403), (7015, 286793), (8485, 237107), (10309, 195155), (18239, 110305), (19435, 103517), (22061, 91195), (39031, 51545)]