31171149

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22637}}^1$

素因数の和:22666

約数の個数: 20

約数和(自身を含む): 49305564

約数和(自身を除く): 18134415

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22637, 67911, 203733, 384829, 611199, 1154487, 1833597, 3463461, 10390383, 31171149]

約数ペア:

[(1, 31171149), (3, 10390383), (9, 3463461), (17, 1833597), (27, 1154487), (51, 611199), (81, 384829), (153, 203733), (459, 67911), (1377, 22637)]