20237715

素因数分解:

$3^3\times 5^1\times {\mathrm{149909}}^1$

素因数の和:149923

約数の個数: 16

約数和(自身を含む): 35978400

約数和(自身を除く): 15740685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149909, 449727, 749545, 1349181, 2248635, 4047543, 6745905, 20237715]

約数ペア:

[(1, 20237715), (3, 6745905), (5, 4047543), (9, 2248635), (15, 1349181), (27, 749545), (45, 449727), (135, 149909)]