217038415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{91771}}^1$

素因数の和:91830

約数の個数: 16

約数和(自身を含む): 290733696

約数和(自身を除く): 73695281

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 91771, 458855, 1009481, 3946153, 5047405, 19730765, 43407683, 217038415]

約数ペア:

[(1, 217038415), (5, 43407683), (11, 19730765), (43, 5047405), (55, 3946153), (215, 1009481), (473, 458855), (2365, 91771)]