12906315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16871}}^1$

素因数の和:16899

約数の個数: 24

約数和(自身を含む): 23688288

約数和(自身を除く): 10781973

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 16871, 50613, 84355, 151839, 253065, 286807, 759195, 860421, 1434035, 2581263, 4302105, 12906315]

約数ペア:

[(1, 12906315), (3, 4302105), (5, 2581263), (9, 1434035), (15, 860421), (17, 759195), (45, 286807), (51, 253065), (85, 151839), (153, 84355), (255, 50613), (765, 16871)]