28790929105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{804553}}^1$

素因数の和:804996

約数の個数: 16

約数和(自身を含む): 36668353104

約数和(自身を除く): 7877423999

約数列:

[1, 5, 17, 85, 421, 2105, 7157, 35785, 804553, 4022765, 13677401, 68387005, 338716813, 1693584065, 5758185821, 28790929105]

約数ペア:

[(1, 28790929105), (5, 5758185821), (17, 1693584065), (85, 338716813), (421, 68387005), (2105, 13677401), (7157, 4022765), (35785, 804553)]