87661077

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{18719}}^1$

素因数の和:18952

約数の個数: 16

約数和(自身を含む): 134184960

約数和(自身を除く): 46523883

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 18719, 56157, 131033, 393099, 4174337, 12523011, 29220359, 87661077]

約数ペア:

[(1, 87661077), (3, 29220359), (7, 12523011), (21, 4174337), (223, 393099), (669, 131033), (1561, 56157), (4683, 18719)]