16858485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 33770880

約数和(自身を除く): 16912395

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 109, 315, 327, 491, 545, 763, 981, 1473, 1635, 2289, 2455, 3437, 3815, 4419, 4905, 6867, 7365, 10311, 11445, 17185, 22095, 30933, 34335, 51555, 53519, 154665, 160557, 267595, 374633, 481671, 802785, 1123899, 1873165, 2408355, 3371697, 5619495, 16858485]

約数ペア:

[(1, 16858485), (3, 5619495), (5, 3371697), (7, 2408355), (9, 1873165), (15, 1123899), (21, 802785), (35, 481671), (45, 374633), (63, 267595), (105, 160557), (109, 154665), (315, 53519), (327, 51555), (491, 34335), (545, 30933), (763, 22095), (981, 17185), (1473, 11445), (1635, 10311), (2289, 7365), (2455, 6867), (3437, 4905), (3815, 4419)]