381731517

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{177467}}^1$

素因数の和:177712

約数の個数: 12

約数和(自身を含む): 553700160

約数和(自身を除く): 171968643

約数列:

[1, 3, 9, 239, 717, 2151, 177467, 532401, 1597203, 42414613, 127243839, 381731517]

約数ペア:

[(1, 381731517), (3, 127243839), (9, 42414613), (239, 1597203), (717, 532401), (2151, 177467)]