51901857

素因数分解:

$3^3\times 7^1\times {\mathrm{311}}^1\times {\mathrm{883}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 88258560

約数和(自身を除く): 36356703

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 311, 883, 933, 2177, 2649, 2799, 6181, 6531, 7947, 8397, 18543, 19593, 23841, 55629, 58779, 166887, 274613, 823839, 1922291, 2471517, 5766873, 7414551, 17300619, 51901857]

約数ペア:

[(1, 51901857), (3, 17300619), (7, 7414551), (9, 5766873), (21, 2471517), (27, 1922291), (63, 823839), (189, 274613), (311, 166887), (883, 58779), (933, 55629), (2177, 23841), (2649, 19593), (2799, 18543), (6181, 8397), (6531, 7947)]