128668851

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 195513920

約数和(自身を除く): 66845069

約数列:

[1, 3, 9, 27, 73, 97, 219, 291, 657, 673, 873, 1971, 2019, 2619, 6057, 7081, 18171, 21243, 49129, 63729, 65281, 147387, 191187, 195843, 442161, 587529, 1326483, 1762587, 4765513, 14296539, 42889617, 128668851]

約数ペア:

[(1, 128668851), (3, 42889617), (9, 14296539), (27, 4765513), (73, 1762587), (97, 1326483), (219, 587529), (291, 442161), (657, 195843), (673, 191187), (873, 147387), (1971, 65281), (2019, 63729), (2619, 49129), (6057, 21243), (7081, 18171)]