28821369

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2099}}^1$

素因数の和:2324

約数の個数: 16

約数和(自身を含む): 40320000

約数和(自身を除く): 11498631

約数列:

[1, 3, 23, 69, 199, 597, 2099, 4577, 6297, 13731, 48277, 144831, 417701, 1253103, 9607123, 28821369]

約数ペア:

[(1, 28821369), (3, 9607123), (23, 1253103), (69, 417701), (199, 144831), (597, 48277), (2099, 13731), (4577, 6297)]