81330405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32083}}^1$

素因数の和:32117

約数の個数: 24

約数和(自身を含む): 140912928

約数和(自身を除く): 59582523

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 32083, 96249, 160415, 417079, 481245, 1251237, 2085395, 5422027, 6256185, 16266081, 27110135, 81330405]

約数ペア:

[(1, 81330405), (3, 27110135), (5, 16266081), (13, 6256185), (15, 5422027), (39, 2085395), (65, 1251237), (169, 481245), (195, 417079), (507, 160415), (845, 96249), (2535, 32083)]