31889445

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 60793920

約数和(自身を除く): 28904475

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 245, 301, 645, 735, 903, 1009, 1505, 2107, 3027, 4515, 5045, 6321, 7063, 10535, 15135, 21189, 31605, 35315, 43387, 49441, 105945, 130161, 148323, 216935, 247205, 303709, 650805, 741615, 911127, 1518545, 2125963, 4555635, 6377889, 10629815, 31889445]

約数ペア:

[(1, 31889445), (3, 10629815), (5, 6377889), (7, 4555635), (15, 2125963), (21, 1518545), (35, 911127), (43, 741615), (49, 650805), (105, 303709), (129, 247205), (147, 216935), (215, 148323), (245, 130161), (301, 105945), (645, 49441), (735, 43387), (903, 35315), (1009, 31605), (1505, 21189), (2107, 15135), (3027, 10535), (4515, 7063), (5045, 6321)]