51617433

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18481}}^1$

素因数の和:18517

約数の個数: 24

約数和(自身を含む): 84277920

約数和(自身を除く): 32660487

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 18481, 55443, 129367, 351139, 388101, 905569, 1053417, 2457973, 2716707, 7373919, 17205811, 51617433]

約数ペア:

[(1, 51617433), (3, 17205811), (7, 7373919), (19, 2716707), (21, 2457973), (49, 1053417), (57, 905569), (133, 388101), (147, 351139), (399, 129367), (931, 55443), (2793, 18481)]