28890422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{6599}}^1$

素因数の和:6811

約数の個数: 16

約数和(自身を含む): 47520000

約数和(自身を除く): 18629578

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 6599, 13198, 72589, 145178, 1313201, 2626402, 14445211, 28890422]

約数ペア:

[(1, 28890422), (2, 14445211), (11, 2626402), (22, 1313201), (199, 145178), (398, 72589), (2189, 13198), (4378, 6599)]