12545643

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 20684160

約数和(自身を除く): 8138517

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 107, 121, 187, 209, 321, 323, 363, 561, 627, 969, 1177, 1819, 2033, 2057, 2299, 3531, 3553, 5457, 6099, 6171, 6897, 10659, 12947, 20009, 22363, 34561, 38841, 39083, 60027, 67089, 103683, 117249, 220099, 245993, 380171, 660297, 737979, 1140513, 4181881, 12545643]

約数ペア:

[(1, 12545643), (3, 4181881), (11, 1140513), (17, 737979), (19, 660297), (33, 380171), (51, 245993), (57, 220099), (107, 117249), (121, 103683), (187, 67089), (209, 60027), (321, 39083), (323, 38841), (363, 34561), (561, 22363), (627, 20009), (969, 12947), (1177, 10659), (1819, 6897), (2033, 6171), (2057, 6099), (2299, 5457), (3531, 3553)]