12620601

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1229}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 20978880

約数和(自身を除く): 8358279

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1229, 1467, 3423, 3687, 8603, 10269, 11061, 25809, 77427, 200327, 600981, 1402289, 1802943, 4206867, 12620601]

約数ペア:

[(1, 12620601), (3, 4206867), (7, 1802943), (9, 1402289), (21, 600981), (63, 200327), (163, 77427), (489, 25809), (1141, 11061), (1229, 10269), (1467, 8603), (3423, 3687)]