849609

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:646

約数の個数: 20

約数和(自身を含む): 1346004

約数和(自身を除く): 496395

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 617, 1377, 1851, 5553, 10489, 16659, 31467, 49977, 94401, 283203, 849609]

約数ペア:

[(1, 849609), (3, 283203), (9, 94401), (17, 49977), (27, 31467), (51, 16659), (81, 10489), (153, 5553), (459, 1851), (617, 1377)]