28966791

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1021}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 45205104

約数和(自身を除く): 16238313

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 1021, 1351, 3063, 4053, 7147, 9457, 21441, 28371, 50029, 150087, 197053, 591159, 1379371, 4138113, 9655597, 28966791]

約数ペア:

[(1, 28966791), (3, 9655597), (7, 4138113), (21, 1379371), (49, 591159), (147, 197053), (193, 150087), (579, 50029), (1021, 28371), (1351, 21441), (3063, 9457), (4053, 7147)]