51231231

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{35801}}^1$

素因数の和:35863

約数の個数: 16

約数和(自身を含む): 77332320

約数和(自身を除く): 26101089

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 35801, 107403, 322209, 966627, 1897453, 5692359, 17077077, 51231231]

約数ペア:

[(1, 51231231), (3, 17077077), (9, 5692359), (27, 1897453), (53, 966627), (159, 322209), (477, 107403), (1431, 35801)]