9980121

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 13964544

約数和(自身を除く): 3984423

約数列:

[1, 3, 37, 47, 111, 141, 1739, 1913, 5217, 5739, 70781, 89911, 212343, 269733, 3326707, 9980121]

約数ペア:

[(1, 9980121), (3, 3326707), (37, 269733), (47, 212343), (111, 89911), (141, 70781), (1739, 5739), (1913, 5217)]