28980423

素因数分解:

$3^5\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 43680000

約数和(自身を除く): 14699577

約数列:

[1, 3, 9, 27, 81, 239, 243, 499, 717, 1497, 2151, 4491, 6453, 13473, 19359, 40419, 58077, 119261, 121257, 357783, 1073349, 3220047, 9660141, 28980423]

約数ペア:

[(1, 28980423), (3, 9660141), (9, 3220047), (27, 1073349), (81, 357783), (239, 121257), (243, 119261), (499, 58077), (717, 40419), (1497, 19359), (2151, 13473), (4491, 6453)]