258291279

素因数分解:

$3^2\times {\mathrm{571}}^1\times {\mathrm{50261}}^1$

素因数の和:50838

約数の個数: 12

約数和(自身を含む): 373748232

約数和(自身を除く): 115456953

約数列:

[1, 3, 9, 571, 1713, 5139, 50261, 150783, 452349, 28699031, 86097093, 258291279]

約数ペア:

[(1, 258291279), (3, 86097093), (9, 28699031), (571, 452349), (1713, 150783), (5139, 50261)]