15813333

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 24295680

約数和(自身を除く): 8482347

約数列:

[1, 3, 9, 27, 71, 73, 113, 213, 219, 339, 639, 657, 1017, 1917, 1971, 3051, 5183, 8023, 8249, 15549, 24069, 24747, 46647, 72207, 74241, 139941, 216621, 222723, 585679, 1757037, 5271111, 15813333]

約数ペア:

[(1, 15813333), (3, 5271111), (9, 1757037), (27, 585679), (71, 222723), (73, 216621), (113, 139941), (213, 74241), (219, 72207), (339, 46647), (639, 24747), (657, 24069), (1017, 15549), (1917, 8249), (1971, 8023), (3051, 5183)]