9009575

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 12562440

約数和(自身を除く): 3552865

約数列:

[1, 5, 17, 25, 29, 43, 85, 145, 215, 289, 425, 493, 725, 731, 1075, 1247, 1445, 2465, 3655, 6235, 7225, 8381, 12325, 12427, 18275, 21199, 31175, 41905, 62135, 105995, 209525, 310675, 360383, 529975, 1801915, 9009575]

約数ペア:

[(1, 9009575), (5, 1801915), (17, 529975), (25, 360383), (29, 310675), (43, 209525), (85, 105995), (145, 62135), (215, 41905), (289, 31175), (425, 21199), (493, 18275), (725, 12427), (731, 12325), (1075, 8381), (1247, 7225), (1445, 6235), (2465, 3655)]