12908007

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{619}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 21407360

約数和(自身を除く): 8499353

約数列:

[1, 3, 7, 9, 21, 63, 331, 619, 993, 1857, 2317, 2979, 4333, 5571, 6951, 12999, 20853, 38997, 204889, 614667, 1434223, 1844001, 4302669, 12908007]

約数ペア:

[(1, 12908007), (3, 4302669), (7, 1844001), (9, 1434223), (21, 614667), (63, 204889), (331, 38997), (619, 20853), (993, 12999), (1857, 6951), (2317, 5571), (2979, 4333)]