1561340277

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{2539}}^1$

素因数の和:2822

約数の個数: 48

約数和(自身を含む): 2650053120

約数和(自身を除く): 1088712843

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 227, 301, 387, 681, 903, 1589, 2043, 2539, 2709, 4767, 7617, 9761, 14301, 17773, 22851, 29283, 53319, 68327, 87849, 109177, 159957, 204981, 327531, 576353, 614943, 764239, 982593, 1729059, 2292717, 4034471, 5187177, 6878151, 12103413, 24783179, 36310239, 74349537, 173482253, 223048611, 520446759, 1561340277]

約数ペア:

[(1, 1561340277), (3, 520446759), (7, 223048611), (9, 173482253), (21, 74349537), (43, 36310239), (63, 24783179), (129, 12103413), (227, 6878151), (301, 5187177), (387, 4034471), (681, 2292717), (903, 1729059), (1589, 982593), (2043, 764239), (2539, 614943), (2709, 576353), (4767, 327531), (7617, 204981), (9761, 159957), (14301, 109177), (17773, 87849), (22851, 68327), (29283, 53319)]