206886279

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{4349}}^1$

素因数の和:4610

約数の個数: 16

約数和(自身を含む): 280418400

約数和(自身を除く): 73532121

約数列:

[1, 3, 101, 157, 303, 471, 4349, 13047, 15857, 47571, 439249, 682793, 1317747, 2048379, 68962093, 206886279]

約数ペア:

[(1, 206886279), (3, 68962093), (101, 2048379), (157, 1317747), (303, 682793), (471, 439249), (4349, 47571), (13047, 15857)]