287448507

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{82529}}^1$

素因数の和:82584

約数の個数: 20

約数和(自身を含む): 439389720

約数和(自身を除く): 151941213

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 82529, 247587, 742761, 2228283, 3548747, 6684849, 10646241, 31938723, 95816169, 287448507]

約数ペア:

[(1, 287448507), (3, 95816169), (9, 31938723), (27, 10646241), (43, 6684849), (81, 3548747), (129, 2228283), (387, 742761), (1161, 247587), (3483, 82529)]