247144895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{28229}}^1$

素因数の和:28354

約数の個数: 16

約数和(自身を含む): 317079360

約数和(自身を除く): 69934465

約数列:

[1, 5, 17, 85, 103, 515, 1751, 8755, 28229, 141145, 479893, 2399465, 2907587, 14537935, 49428979, 247144895]

約数ペア:

[(1, 247144895), (5, 49428979), (17, 14537935), (85, 2907587), (103, 2399465), (515, 479893), (1751, 141145), (8755, 28229)]