208971071

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 222566400

約数和(自身を除く): 13595329

約数列:

[1, 29, 47, 139, 1103, 1363, 4031, 6533, 31987, 51841, 153317, 189457, 1503389, 4446193, 7205899, 208971071]

約数ペア:

[(1, 208971071), (29, 7205899), (47, 4446193), (139, 1503389), (1103, 189457), (1363, 153317), (4031, 51841), (6533, 31987)]