200840913

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 358839936

約数和(自身を除く): 157999023

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 251, 273, 753, 819, 977, 1757, 2259, 2931, 3263, 5271, 6839, 8793, 9789, 12701, 15813, 20517, 22841, 29367, 38103, 61551, 68523, 88907, 114309, 205569, 245227, 266721, 735681, 800163, 1716589, 2207043, 3187951, 5149767, 9563853, 15449301, 22315657, 28691559, 66946971, 200840913]

約数ペア:

[(1, 200840913), (3, 66946971), (7, 28691559), (9, 22315657), (13, 15449301), (21, 9563853), (39, 5149767), (63, 3187951), (91, 2207043), (117, 1716589), (251, 800163), (273, 735681), (753, 266721), (819, 245227), (977, 205569), (1757, 114309), (2259, 88907), (2931, 68523), (3263, 61551), (5271, 38103), (6839, 29367), (8793, 22841), (9789, 20517), (12701, 15813)]