16491657

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 27290368

約数和(自身を除く): 10798711

約数列:

[1, 3, 7, 13, 21, 39, 91, 193, 273, 313, 579, 939, 1351, 2191, 2509, 4053, 4069, 6573, 7527, 12207, 17563, 28483, 52689, 60409, 85449, 181227, 422863, 785317, 1268589, 2355951, 5497219, 16491657]

約数ペア:

[(1, 16491657), (3, 5497219), (7, 2355951), (13, 1268589), (21, 785317), (39, 422863), (91, 181227), (193, 85449), (273, 60409), (313, 52689), (579, 28483), (939, 17563), (1351, 12207), (2191, 7527), (2509, 6573), (4053, 4069)]