12786465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1223}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 22208256

約数和(自身を除く): 9421791

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1223, 2091, 3485, 3669, 6115, 10455, 18345, 20791, 50143, 62373, 103955, 150429, 250715, 311865, 752145, 852431, 2557293, 4262155, 12786465]

約数ペア:

[(1, 12786465), (3, 4262155), (5, 2557293), (15, 852431), (17, 752145), (41, 311865), (51, 250715), (85, 150429), (123, 103955), (205, 62373), (255, 50143), (615, 20791), (697, 18345), (1223, 10455), (2091, 6115), (3485, 3669)]