495405

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 875160

約数和(自身を除く): 379755

約数列:

[1, 3, 5, 9, 15, 45, 101, 109, 303, 327, 505, 545, 909, 981, 1515, 1635, 4545, 4905, 11009, 33027, 55045, 99081, 165135, 495405]

約数ペア:

[(1, 495405), (3, 165135), (5, 99081), (9, 55045), (15, 33027), (45, 11009), (101, 4905), (109, 4545), (303, 1635), (327, 1515), (505, 981), (545, 909)]