289403710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{6323}}^1$

素因数の和:6552

約数の個数: 32

約数和(自身を含む): 546393600

約数和(自身を除く): 256989890

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 995, 1990, 4577, 6323, 9154, 12646, 22885, 31615, 45770, 63230, 145429, 290858, 727145, 1258277, 1454290, 2516554, 6291385, 12582770, 28940371, 57880742, 144701855, 289403710]

約数ペア:

[(1, 289403710), (2, 144701855), (5, 57880742), (10, 28940371), (23, 12582770), (46, 6291385), (115, 2516554), (199, 1454290), (230, 1258277), (398, 727145), (995, 290858), (1990, 145429), (4577, 63230), (6323, 45770), (9154, 31615), (12646, 22885)]