81760557

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1951}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 111342080

約数和(自身を除く): 29581523

約数列:

[1, 3, 61, 183, 229, 687, 1951, 5853, 13969, 41907, 119011, 357033, 446779, 1340337, 27253519, 81760557]

約数ペア:

[(1, 81760557), (3, 27253519), (61, 1340337), (183, 446779), (229, 357033), (687, 119011), (1951, 41907), (5853, 13969)]