9871393

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 12640320

約数和(自身を除く): 2768927

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 461, 931, 1127, 3059, 3227, 8759, 10603, 21413, 22589, 61313, 74221, 201457, 429191, 519547, 1410199, 9871393]

約数ペア:

[(1, 9871393), (7, 1410199), (19, 519547), (23, 429191), (49, 201457), (133, 74221), (161, 61313), (437, 22589), (461, 21413), (931, 10603), (1127, 8759), (3059, 3227)]