390571326

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{943409}}^1$

素因数の和:943440

約数の個数: 24

約数和(自身を含む): 883031760

約数和(自身を除く): 492460434

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 943409, 1886818, 2830227, 5660454, 8490681, 16981362, 21698407, 43396814, 65095221, 130190442, 195285663, 390571326]

約数ペア:

[(1, 390571326), (2, 195285663), (3, 130190442), (6, 65095221), (9, 43396814), (18, 21698407), (23, 16981362), (46, 8490681), (69, 5660454), (138, 2830227), (207, 1886818), (414, 943409)]