1006911

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 20

約数和(自身を含む): 1556544

約数和(自身を除く): 549633

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 401, 837, 1203, 2511, 3609, 10827, 12431, 32481, 37293, 111879, 335637, 1006911]

約数ペア:

[(1, 1006911), (3, 335637), (9, 111879), (27, 37293), (31, 32481), (81, 12431), (93, 10827), (279, 3609), (401, 2511), (837, 1203)]