199383903

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1709}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 307800000

約数和(自身を除く): 108416097

約数列:

[1, 3, 9, 27, 29, 87, 149, 261, 447, 783, 1341, 1709, 4023, 4321, 5127, 12963, 15381, 38889, 46143, 49561, 116667, 148683, 254641, 446049, 763923, 1338147, 2291769, 6875307, 7384589, 22153767, 66461301, 199383903]

約数ペア:

[(1, 199383903), (3, 66461301), (9, 22153767), (27, 7384589), (29, 6875307), (87, 2291769), (149, 1338147), (261, 763923), (447, 446049), (783, 254641), (1341, 148683), (1709, 116667), (4023, 49561), (4321, 46143), (5127, 38889), (12963, 15381)]