12126729

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 17506368

約数和(自身を除く): 5379639

約数列:

[1, 3, 17, 51, 71, 197, 213, 289, 591, 867, 1207, 3349, 3621, 10047, 13987, 20519, 41961, 56933, 61557, 170799, 237779, 713337, 4042243, 12126729]

約数ペア:

[(1, 12126729), (3, 4042243), (17, 713337), (51, 237779), (71, 170799), (197, 61557), (213, 56933), (289, 41961), (591, 20519), (867, 13987), (1207, 10047), (3349, 3621)]