80212215

素因数分解:

$3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{10891}}^1$

素因数の和:11390

約数の個数: 16

約数和(自身を含む): 128612736

約数和(自身を除く): 48400521

約数列:

[1, 3, 5, 15, 491, 1473, 2455, 7365, 10891, 32673, 54455, 163365, 5347481, 16042443, 26737405, 80212215]

約数ペア:

[(1, 80212215), (3, 26737405), (5, 16042443), (15, 5347481), (491, 163365), (1473, 54455), (2455, 32673), (7365, 10891)]