25571289

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 34781184

約数和(自身を除く): 9209895

約数列:

[1, 3, 71, 213, 271, 443, 813, 1329, 19241, 31453, 57723, 94359, 120053, 360159, 8523763, 25571289]

約数ペア:

[(1, 25571289), (3, 8523763), (71, 360159), (213, 120053), (271, 94359), (443, 57723), (813, 31453), (1329, 19241)]