72279291

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 117186048

約数和(自身を除く): 44906757

約数列:

[1, 3, 7, 17, 21, 51, 119, 293, 357, 691, 879, 2051, 2073, 4837, 4981, 6153, 11747, 14511, 14943, 34867, 35241, 82229, 104601, 202463, 246687, 607389, 1417241, 3441871, 4251723, 10325613, 24093097, 72279291]

約数ペア:

[(1, 72279291), (3, 24093097), (7, 10325613), (17, 4251723), (21, 3441871), (51, 1417241), (119, 607389), (293, 246687), (357, 202463), (691, 104601), (879, 82229), (2051, 35241), (2073, 34867), (4837, 14943), (4981, 14511), (6153, 11747)]