195516657

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72173}}^1$

素因数の和:72229

約数の個数: 24

約数和(自身を含む): 330268224

約数和(自身を除く): 134751567

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 72173, 216519, 505211, 649557, 1515633, 3103439, 4546899, 9310317, 21724073, 27930951, 65172219, 195516657]

約数ペア:

[(1, 195516657), (3, 65172219), (7, 27930951), (9, 21724073), (21, 9310317), (43, 4546899), (63, 3103439), (129, 1515633), (301, 649557), (387, 505211), (903, 216519), (2709, 72173)]