30905055

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1039}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 53701440

約数和(自身を除く): 22796385

約数列:

[1, 3, 5, 9, 15, 45, 661, 1039, 1983, 3117, 3305, 5195, 5949, 9351, 9915, 15585, 29745, 46755, 686779, 2060337, 3433895, 6181011, 10301685, 30905055]

約数ペア:

[(1, 30905055), (3, 10301685), (5, 6181011), (9, 3433895), (15, 2060337), (45, 686779), (661, 46755), (1039, 29745), (1983, 15585), (3117, 9915), (3305, 9351), (5195, 5949)]