161857251

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{14657}}^1$

素因数の和:15075

約数の個数: 16

約数和(自身を含む): 240391200

約数和(自身を除く): 78533949

約数列:

[1, 3, 9, 27, 409, 1227, 3681, 11043, 14657, 43971, 131913, 395739, 5994713, 17984139, 53952417, 161857251]

約数ペア:

[(1, 161857251), (3, 53952417), (9, 17984139), (27, 5994713), (409, 395739), (1227, 131913), (3681, 43971), (11043, 14657)]