9521275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 12816144

約数和(自身を除く): 3294869

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 521, 731, 1075, 2605, 3655, 8857, 13025, 18275, 22403, 44285, 112015, 221425, 380851, 560075, 1904255, 9521275]

約数ペア:

[(1, 9521275), (5, 1904255), (17, 560075), (25, 380851), (43, 221425), (85, 112015), (215, 44285), (425, 22403), (521, 18275), (731, 13025), (1075, 8857), (2605, 3655)]