78842409

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1\times {\mathrm{691}}^1$

素因数の和:1288

約数の個数: 16

約数和(自身を含む): 106922304

約数和(自身を除く): 28079895

約数列:

[1, 3, 73, 219, 521, 691, 1563, 2073, 38033, 50443, 114099, 151329, 360011, 1080033, 26280803, 78842409]

約数ペア:

[(1, 78842409), (3, 26280803), (73, 1080033), (219, 360011), (521, 151329), (691, 114099), (1563, 50443), (2073, 38033)]