9208521

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 16432000

約数和(自身を除く): 7223479

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 157, 171, 343, 399, 441, 471, 931, 1029, 1099, 1197, 1413, 2793, 2983, 3087, 3297, 6517, 7693, 8379, 8949, 9891, 19551, 20881, 23079, 26847, 53851, 58653, 62643, 69237, 146167, 161553, 187929, 438501, 484659, 1023169, 1315503, 3069507, 9208521]

約数ペア:

[(1, 9208521), (3, 3069507), (7, 1315503), (9, 1023169), (19, 484659), (21, 438501), (49, 187929), (57, 161553), (63, 146167), (133, 69237), (147, 62643), (157, 58653), (171, 53851), (343, 26847), (399, 23079), (441, 20881), (471, 19551), (931, 9891), (1029, 8949), (1099, 8379), (1197, 7693), (1413, 6517), (2793, 3297), (2983, 3087)]