1520781423

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{12239}}^1$

素因数の和:12407

約数の個数: 32

約数和(自身を含む): 2379847680

約数和(自身を除く): 859066257

約数列:

[1, 3, 7, 21, 61, 97, 183, 291, 427, 679, 1281, 2037, 5917, 12239, 17751, 36717, 41419, 85673, 124257, 257019, 746579, 1187183, 2239737, 3561549, 5226053, 8310281, 15678159, 24930843, 72418163, 217254489, 506927141, 1520781423]

約数ペア:

[(1, 1520781423), (3, 506927141), (7, 217254489), (21, 72418163), (61, 24930843), (97, 15678159), (183, 8310281), (291, 5226053), (427, 3561549), (679, 2239737), (1281, 1187183), (2037, 746579), (5917, 257019), (12239, 124257), (17751, 85673), (36717, 41419)]