28720796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4349}}^1$

素因数の和:4493

約数の個数: 24

約数和(自身を含む): 54566400

約数和(自身を除く): 25845604

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 4349, 6604, 8698, 17396, 56537, 113074, 226148, 552323, 1104646, 2209292, 7180199, 14360398, 28720796]

約数ペア:

[(1, 28720796), (2, 14360398), (4, 7180199), (13, 2209292), (26, 1104646), (52, 552323), (127, 226148), (254, 113074), (508, 56537), (1651, 17396), (3302, 8698), (4349, 6604)]