263144007

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{12619}}^1$

素因数の和:12963

約数の個数: 24

約数和(自身を含む): 435743360

約数和(自身を除く): 172599353

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 6951, 12619, 20853, 37857, 88333, 113571, 264999, 794997, 4176889, 12530667, 29238223, 37592001, 87714669, 263144007]

約数ペア:

[(1, 263144007), (3, 87714669), (7, 37592001), (9, 29238223), (21, 12530667), (63, 4176889), (331, 794997), (993, 264999), (2317, 113571), (2979, 88333), (6951, 37857), (12619, 20853)]