155909781

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{593}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 228324096

約数和(自身を除く): 72414315

約数列:

[1, 3, 9, 131, 223, 393, 593, 669, 1179, 1779, 2007, 5337, 29213, 77683, 87639, 132239, 233049, 262917, 396717, 699147, 1190151, 17323309, 51969927, 155909781]

約数ペア:

[(1, 155909781), (3, 51969927), (9, 17323309), (131, 1190151), (223, 699147), (393, 396717), (593, 262917), (669, 233049), (1179, 132239), (1779, 87639), (2007, 77683), (5337, 29213)]