56401395

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{28703}}^1$

素因数の和:28842

約数の個数: 16

約数和(自身を含む): 90934272

約数和(自身を除く): 34532877

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 28703, 86109, 143515, 430545, 3760093, 11280279, 18800465, 56401395]

約数ペア:

[(1, 56401395), (3, 18800465), (5, 11280279), (15, 3760093), (131, 430545), (393, 143515), (655, 86109), (1965, 28703)]