389456823

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 600388096

約数和(自身を除く): 210931273

約数列:

[1, 3, 7, 21, 193, 307, 313, 579, 921, 939, 1351, 2149, 2191, 4053, 6447, 6573, 59251, 60409, 96091, 177753, 181227, 288273, 414757, 422863, 672637, 1244271, 1268589, 2017911, 18545563, 55636689, 129818941, 389456823]

約数ペア:

[(1, 389456823), (3, 129818941), (7, 55636689), (21, 18545563), (193, 2017911), (307, 1268589), (313, 1244271), (579, 672637), (921, 422863), (939, 414757), (1351, 288273), (2149, 181227), (2191, 177753), (4053, 96091), (6447, 60409), (6573, 59251)]