11520747

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 20846592

約数和(自身を除く): 9325845

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 347, 357, 527, 651, 1041, 1071, 1581, 1953, 2429, 3123, 3689, 4743, 5899, 7287, 10757, 11067, 17697, 21861, 32271, 33201, 41293, 53091, 75299, 96813, 123879, 182869, 225897, 371637, 548607, 677691, 1280083, 1645821, 3840249, 11520747]

約数ペア:

[(1, 11520747), (3, 3840249), (7, 1645821), (9, 1280083), (17, 677691), (21, 548607), (31, 371637), (51, 225897), (63, 182869), (93, 123879), (119, 96813), (153, 75299), (217, 53091), (279, 41293), (347, 33201), (357, 32271), (527, 21861), (651, 17697), (1041, 11067), (1071, 10757), (1581, 7287), (1953, 5899), (2429, 4743), (3123, 3689)]