171139905

素因数分解:

$3^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1567}}^1$

素因数の和:2390

約数の個数: 32

約数和(自身を含む): 304819200

約数和(自身を除く): 133679295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 809, 1567, 2427, 4045, 4701, 7281, 7835, 12135, 14103, 21843, 23505, 36405, 42309, 70515, 109215, 211545, 1267703, 3803109, 6338515, 11409327, 19015545, 34227981, 57046635, 171139905]

約数ペア:

[(1, 171139905), (3, 57046635), (5, 34227981), (9, 19015545), (15, 11409327), (27, 6338515), (45, 3803109), (135, 1267703), (809, 211545), (1567, 109215), (2427, 70515), (4045, 42309), (4701, 36405), (7281, 23505), (7835, 21843), (12135, 14103)]