25972583

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 34384896

約数和(自身を除く): 8412313

約数列:

[1, 7, 13, 17, 91, 103, 119, 163, 221, 721, 1141, 1339, 1547, 1751, 2119, 2771, 9373, 12257, 14833, 16789, 19397, 22763, 36023, 117523, 159341, 218257, 252161, 285413, 1527799, 1997891, 3710369, 25972583]

約数ペア:

[(1, 25972583), (7, 3710369), (13, 1997891), (17, 1527799), (91, 285413), (103, 252161), (119, 218257), (163, 159341), (221, 117523), (721, 36023), (1141, 22763), (1339, 19397), (1547, 16789), (1751, 14833), (2119, 12257), (2771, 9373)]