81515935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{5021}}^1$

素因数の和:5234

約数の個数: 16

約数和(自身を含む): 104136192

約数和(自身を除く): 22620257

約数列:

[1, 5, 17, 85, 191, 955, 3247, 5021, 16235, 25105, 85357, 426785, 959011, 4795055, 16303187, 81515935]

約数ペア:

[(1, 81515935), (5, 16303187), (17, 4795055), (85, 959011), (191, 426785), (955, 85357), (3247, 25105), (5021, 16235)]