24705405

素因数分解:

$3^4\times 5^1\times {\mathrm{61001}}^1$

素因数の和:61018

約数の個数: 20

約数和(自身を含む): 44287452

約数和(自身を除く): 19582047

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 61001, 183003, 305005, 549009, 915015, 1647027, 2745045, 4941081, 8235135, 24705405]

約数ペア:

[(1, 24705405), (3, 8235135), (5, 4941081), (9, 2745045), (15, 1647027), (27, 915015), (45, 549009), (81, 305005), (135, 183003), (405, 61001)]