149234985

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 264176640

約数和(自身を除く): 114941655

約数列:

[1, 3, 5, 9, 15, 45, 97, 179, 191, 291, 485, 537, 573, 873, 895, 955, 1455, 1611, 1719, 2685, 2865, 4365, 8055, 8595, 17363, 18527, 34189, 52089, 55581, 86815, 92635, 102567, 156267, 166743, 170945, 260445, 277905, 307701, 512835, 781335, 833715, 1538505, 3316333, 9948999, 16581665, 29846997, 49744995, 149234985]

約数ペア:

[(1, 149234985), (3, 49744995), (5, 29846997), (9, 16581665), (15, 9948999), (45, 3316333), (97, 1538505), (179, 833715), (191, 781335), (291, 512835), (485, 307701), (537, 277905), (573, 260445), (873, 170945), (895, 166743), (955, 156267), (1455, 102567), (1611, 92635), (1719, 86815), (2685, 55581), (2865, 52089), (4365, 34189), (8055, 18527), (8595, 17363)]