220071719

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{1451}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 257596416

約数和(自身を除く): 37524697

約数列:

[1, 7, 47, 329, 461, 1451, 3227, 10157, 21667, 68197, 151669, 477379, 668911, 4682377, 31438817, 220071719]

約数ペア:

[(1, 220071719), (7, 31438817), (47, 4682377), (329, 668911), (461, 477379), (1451, 151669), (3227, 68197), (10157, 21667)]