9999871

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 12804480

約数和(自身を除く): 2804609

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 467, 931, 1127, 3059, 3269, 8873, 10741, 21413, 22883, 62111, 75187, 204079, 434777, 526309, 1428553, 9999871]

約数ペア:

[(1, 9999871), (7, 1428553), (19, 526309), (23, 434777), (49, 204079), (133, 75187), (161, 62111), (437, 22883), (467, 21413), (931, 10741), (1127, 8873), (3059, 3269)]