217555943

素因数分解:

${\mathrm{11}}^3\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1279

約数の個数: 16

約数和(自身を含む): 241120800

約数和(自身を除く): 23564857

約数列:

[1, 11, 121, 149, 1097, 1331, 1639, 12067, 18029, 132737, 163453, 198319, 1460107, 1797983, 19777813, 217555943]

約数ペア:

[(1, 217555943), (11, 19777813), (121, 1797983), (149, 1460107), (1097, 198319), (1331, 163453), (1639, 132737), (12067, 18029)]