39406905

素因数分解:

$3^4\times 5^1\times {\mathrm{97301}}^1$

素因数の和:97318

約数の個数: 20

約数和(自身を含む): 70641252

約数和(自身を除く): 31234347

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 97301, 291903, 486505, 875709, 1459515, 2627127, 4378545, 7881381, 13135635, 39406905]

約数ペア:

[(1, 39406905), (3, 13135635), (5, 7881381), (9, 4378545), (15, 2627127), (27, 1459515), (45, 875709), (81, 486505), (135, 291903), (405, 97301)]