30731197

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 37763264

約数和(自身を除く): 7032067

約数列:

[1, 7, 23, 43, 161, 193, 301, 529, 989, 1351, 3703, 4439, 6923, 8299, 22747, 31073, 58093, 102097, 159229, 190877, 714679, 1336139, 4390171, 30731197]

約数ペア:

[(1, 30731197), (7, 4390171), (23, 1336139), (43, 714679), (161, 190877), (193, 159229), (301, 102097), (529, 58093), (989, 31073), (1351, 22747), (3703, 8299), (4439, 6923)]