201407715

素因数分解:

$3^4\times 5^1\times {\mathrm{497303}}^1$

素因数の和:497320

約数の個数: 20

約数和(自身を含む): 361042704

約数和(自身を除く): 159634989

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497303, 1491909, 2486515, 4475727, 7459545, 13427181, 22378635, 40281543, 67135905, 201407715]

約数ペア:

[(1, 201407715), (3, 67135905), (5, 40281543), (9, 22378635), (15, 13427181), (27, 7459545), (45, 4475727), (81, 2486515), (135, 1491909), (405, 497303)]