51243171

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2664

約数の個数: 32

約数和(自身を含む): 83904000

約数和(自身を除く): 32660829

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2621, 2793, 6517, 7863, 18347, 19551, 49799, 55041, 128429, 149397, 348593, 385287, 899003, 1045779, 2440151, 2697009, 7320453, 17081057, 51243171]

約数ペア:

[(1, 51243171), (3, 17081057), (7, 7320453), (19, 2697009), (21, 2440151), (49, 1045779), (57, 899003), (133, 385287), (147, 348593), (343, 149397), (399, 128429), (931, 55041), (1029, 49799), (2621, 19551), (2793, 18347), (6517, 7863)]