7987785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 14546304

約数和(自身を除く): 6558519

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 137, 169, 195, 299, 345, 411, 507, 685, 845, 897, 1495, 1781, 2055, 2535, 3151, 3887, 4485, 5343, 8905, 9453, 11661, 15755, 19435, 23153, 26715, 40963, 47265, 58305, 69459, 115765, 122889, 204815, 347295, 532519, 614445, 1597557, 2662595, 7987785]

約数ペア:

[(1, 7987785), (3, 2662595), (5, 1597557), (13, 614445), (15, 532519), (23, 347295), (39, 204815), (65, 122889), (69, 115765), (115, 69459), (137, 58305), (169, 47265), (195, 40963), (299, 26715), (345, 23153), (411, 19435), (507, 15755), (685, 11661), (845, 9453), (897, 8905), (1495, 5343), (1781, 4485), (2055, 3887), (2535, 3151)]