13079205

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 25401600

約数和(自身を除く): 12322395

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 85, 123, 135, 139, 153, 205, 255, 369, 417, 459, 615, 695, 697, 765, 1107, 1251, 1845, 2085, 2091, 2295, 2363, 3485, 3753, 5535, 5699, 6255, 6273, 7089, 10455, 11815, 17097, 18765, 18819, 21267, 28495, 31365, 35445, 51291, 63801, 85485, 94095, 96883, 106335, 153873, 256455, 290649, 319005, 484415, 769365, 871947, 1453245, 2615841, 4359735, 13079205]

約数ペア:

[(1, 13079205), (3, 4359735), (5, 2615841), (9, 1453245), (15, 871947), (17, 769365), (27, 484415), (41, 319005), (45, 290649), (51, 256455), (85, 153873), (123, 106335), (135, 96883), (139, 94095), (153, 85485), (205, 63801), (255, 51291), (369, 35445), (417, 31365), (459, 28495), (615, 21267), (695, 18819), (697, 18765), (765, 17097), (1107, 11815), (1251, 10455), (1845, 7089), (2085, 6273), (2091, 6255), (2295, 5699), (2363, 5535), (3485, 3753)]