381287421

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{17021}}^1$

素因数の和:17177

約数の個数: 24

約数和(自身を含む): 584195040

約数和(自身を除く): 202907619

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 7467, 17021, 22401, 51063, 153189, 323399, 970197, 2229751, 2910591, 6689253, 20067759, 42365269, 127095807, 381287421]

約数ペア:

[(1, 381287421), (3, 127095807), (9, 42365269), (19, 20067759), (57, 6689253), (131, 2910591), (171, 2229751), (393, 970197), (1179, 323399), (2489, 153189), (7467, 51063), (17021, 22401)]