51508653

素因数分解:

$3^1\times 7^4\times {\mathrm{7151}}^1$

素因数の和:7182

約数の個数: 20

約数和(自身を含む): 80131008

約数和(自身を除く): 28622355

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7151, 7203, 21453, 50057, 150171, 350399, 1051197, 2452793, 7358379, 17169551, 51508653]

約数ペア:

[(1, 51508653), (3, 17169551), (7, 7358379), (21, 2452793), (49, 1051197), (147, 350399), (343, 150171), (1029, 50057), (2401, 21453), (7151, 7203)]