28015813

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{757}}^1$

素因数の和:1092

約数の個数: 16

約数和(自身を含む): 34055424

約数和(自身を除く): 6039611

約数列:

[1, 7, 17, 119, 311, 757, 2177, 5287, 5299, 12869, 37009, 90083, 235427, 1647989, 4002259, 28015813]

約数ペア:

[(1, 28015813), (7, 4002259), (17, 1647989), (119, 235427), (311, 90083), (757, 37009), (2177, 12869), (5287, 5299)]