4813221

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 7551360

約数和(自身を除く): 2738139

約数列:

[1, 3, 7, 21, 49, 137, 147, 239, 411, 717, 959, 1673, 2877, 5019, 6713, 11711, 20139, 32743, 35133, 98229, 229201, 687603, 1604407, 4813221]

約数ペア:

[(1, 4813221), (3, 1604407), (7, 687603), (21, 229201), (49, 98229), (137, 35133), (147, 32743), (239, 20139), (411, 11711), (717, 6713), (959, 5019), (1673, 2877)]