9301975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 12521520

約数和(自身を除く): 3219545

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 509, 731, 1075, 2545, 3655, 8653, 12725, 18275, 21887, 43265, 109435, 216325, 372079, 547175, 1860395, 9301975]

約数ペア:

[(1, 9301975), (5, 1860395), (17, 547175), (25, 372079), (43, 216325), (85, 109435), (215, 43265), (425, 21887), (509, 18275), (731, 12725), (1075, 8653), (2545, 3655)]