203206445

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{2381}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 266774472

約数和(自身を除く): 63568027

約数列:

[1, 5, 13, 65, 101, 169, 505, 845, 1313, 2381, 6565, 11905, 17069, 30953, 85345, 154765, 240481, 402389, 1202405, 2011945, 3126253, 15631265, 40641289, 203206445]

約数ペア:

[(1, 203206445), (5, 40641289), (13, 15631265), (65, 3126253), (101, 2011945), (169, 1202405), (505, 402389), (845, 240481), (1313, 154765), (2381, 85345), (6565, 30953), (11905, 17069)]