13559121

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 21106176

約数和(自身を除く): 7547055

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2113, 2139, 6339, 6417, 19017, 48599, 65503, 145797, 196509, 437391, 589527, 1506569, 4519707, 13559121]

約数ペア:

[(1, 13559121), (3, 4519707), (9, 1506569), (23, 589527), (31, 437391), (69, 196509), (93, 145797), (207, 65503), (279, 48599), (713, 19017), (2113, 6417), (2139, 6339)]