31220502987

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5149349}}^1$

素因数の和:5149442

約数の個数: 16

約数和(自身を含む): 43501708800

約数和(自身を除く): 12281205813

約数列:

[1, 3, 43, 47, 129, 141, 2021, 6063, 5149349, 15448047, 221422007, 242019403, 664266021, 726058209, 10406834329, 31220502987]

約数ペア:

[(1, 31220502987), (3, 10406834329), (43, 726058209), (47, 664266021), (129, 242019403), (141, 221422007), (2021, 15448047), (6063, 5149349)]