128930907

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{51593}}^1$

素因数の和:51627

約数の個数: 24

約数和(自身を含む): 211741776

約数和(自身を除く): 82810869

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 51593, 154779, 361151, 877081, 1083453, 2528057, 2631243, 6139567, 7584171, 18418701, 42976969, 128930907]

約数ペア:

[(1, 128930907), (3, 42976969), (7, 18418701), (17, 7584171), (21, 6139567), (49, 2631243), (51, 2528057), (119, 1083453), (147, 877081), (357, 361151), (833, 154779), (2499, 51593)]