28864205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1367}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 35852544

約数和(自身を除く): 6988339

約数列:

[1, 5, 41, 103, 205, 515, 1367, 4223, 6835, 21115, 56047, 140801, 280235, 704005, 5772841, 28864205]

約数ペア:

[(1, 28864205), (5, 5772841), (41, 704005), (103, 280235), (205, 140801), (515, 56047), (1367, 21115), (4223, 6835)]