8890413

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 13904352

約数和(自身を除く): 5013939

約数列:

[1, 3, 7, 21, 49, 147, 197, 307, 591, 921, 1379, 2149, 4137, 6447, 9653, 15043, 28959, 45129, 60479, 181437, 423353, 1270059, 2963471, 8890413]

約数ペア:

[(1, 8890413), (3, 2963471), (7, 1270059), (21, 423353), (49, 181437), (147, 60479), (197, 45129), (307, 28959), (591, 15043), (921, 9653), (1379, 6447), (2149, 4137)]