142912989

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 210974400

約数和(自身を除く): 68061411

約数列:

[1, 3, 9, 71, 139, 213, 417, 639, 1251, 1609, 4827, 9869, 14481, 29607, 88821, 114239, 223651, 342717, 670953, 1028151, 2012859, 15879221, 47637663, 142912989]

約数ペア:

[(1, 142912989), (3, 47637663), (9, 15879221), (71, 2012859), (139, 1028151), (213, 670953), (417, 342717), (639, 223651), (1251, 114239), (1609, 88821), (4827, 29607), (9869, 14481)]