30985305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 56920320

約数和(自身を除く): 25935015

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 507, 663, 719, 845, 1105, 2157, 2535, 2873, 3315, 3595, 8619, 9347, 10785, 12223, 14365, 28041, 36669, 43095, 46735, 61115, 121511, 140205, 158899, 183345, 364533, 476697, 607555, 794495, 1822665, 2065687, 2383485, 6197061, 10328435, 30985305]

約数ペア:

[(1, 30985305), (3, 10328435), (5, 6197061), (13, 2383485), (15, 2065687), (17, 1822665), (39, 794495), (51, 607555), (65, 476697), (85, 364533), (169, 183345), (195, 158899), (221, 140205), (255, 121511), (507, 61115), (663, 46735), (719, 43095), (845, 36669), (1105, 28041), (2157, 14365), (2535, 12223), (2873, 10785), (3315, 9347), (3595, 8619)]