1326213

素因数分解:

$3^4\times 7^1\times {\mathrm{2339}}^1$

素因数の和:2358

約数の個数: 20

約数和(自身を含む): 2265120

約数和(自身を除く): 938907

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2339, 7017, 16373, 21051, 49119, 63153, 147357, 189459, 442071, 1326213]

約数ペア:

[(1, 1326213), (3, 442071), (7, 189459), (9, 147357), (21, 63153), (27, 49119), (63, 21051), (81, 16373), (189, 7017), (567, 2339)]