131128695

素因数分解:

$3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{3001}}^1$

素因数の和:3983

約数の個数: 24

約数和(自身を含む): 227599632

約数和(自身を除く): 96470937

約数列:

[1, 3, 5, 9, 15, 45, 971, 2913, 3001, 4855, 8739, 9003, 14565, 15005, 27009, 43695, 45015, 135045, 2913971, 8741913, 14569855, 26225739, 43709565, 131128695]

約数ペア:

[(1, 131128695), (3, 43709565), (5, 26225739), (9, 14569855), (15, 8741913), (45, 2913971), (971, 135045), (2913, 45015), (3001, 43695), (4855, 27009), (8739, 15005), (9003, 14565)]