13209357

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 21537792

約数和(自身を除く): 8328435

約数列:

[1, 3, 7, 17, 21, 51, 119, 163, 227, 357, 489, 681, 1141, 1589, 2771, 3423, 3859, 4767, 8313, 11577, 19397, 27013, 37001, 58191, 81039, 111003, 259007, 629017, 777021, 1887051, 4403119, 13209357]

約数ペア:

[(1, 13209357), (3, 4403119), (7, 1887051), (17, 777021), (21, 629017), (51, 259007), (119, 111003), (163, 81039), (227, 58191), (357, 37001), (489, 27013), (681, 19397), (1141, 11577), (1589, 8313), (2771, 4767), (3423, 3859)]