720091107

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{4409}}^1$

素因数の和:4704

約数の個数: 32

約数和(自身を含む): 1117670400

約数和(自身を除く): 397579293

約数列:

[1, 3, 9, 23, 27, 69, 207, 263, 621, 789, 2367, 4409, 6049, 7101, 13227, 18147, 39681, 54441, 101407, 119043, 163323, 304221, 912663, 1159567, 2737989, 3478701, 10436103, 26670041, 31308309, 80010123, 240030369, 720091107]

約数ペア:

[(1, 720091107), (3, 240030369), (9, 80010123), (23, 31308309), (27, 26670041), (69, 10436103), (207, 3478701), (263, 2737989), (621, 1159567), (789, 912663), (2367, 304221), (4409, 163323), (6049, 119043), (7101, 101407), (13227, 54441), (18147, 39681)]