28901105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{8293}}^1$

素因数の和:8356

約数の個数: 16

約数和(自身を含む): 37621584

約数和(自身を除く): 8720479

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 8293, 41465, 140981, 340013, 704905, 1700065, 5780221, 28901105]

約数ペア:

[(1, 28901105), (5, 5780221), (17, 1700065), (41, 704905), (85, 340013), (205, 140981), (697, 41465), (3485, 8293)]