51729447

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31991}}^1$

素因数の和:32019

約数の個数: 24

約数和(自身を含む): 87530112

約数和(自身を除く): 35800665

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 31991, 95973, 223937, 351901, 671811, 1055703, 1567559, 2463307, 4702677, 7389921, 17243149, 51729447]

約数ペア:

[(1, 51729447), (3, 17243149), (7, 7389921), (11, 4702677), (21, 2463307), (33, 1567559), (49, 1055703), (77, 671811), (147, 351901), (231, 223937), (539, 95973), (1617, 31991)]