16892785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 25224192

約数和(自身を除く): 8331407

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 271, 455, 685, 959, 1355, 1781, 1897, 3523, 4795, 8905, 9485, 12467, 17615, 24661, 37127, 62335, 123305, 185635, 259889, 482651, 1299445, 2413255, 3378557, 16892785]

約数ペア:

[(1, 16892785), (5, 3378557), (7, 2413255), (13, 1299445), (35, 482651), (65, 259889), (91, 185635), (137, 123305), (271, 62335), (455, 37127), (685, 24661), (959, 17615), (1355, 12467), (1781, 9485), (1897, 8905), (3523, 4795)]