389367

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 40

約数和(自身を含む): 696960

約数和(自身を除く): 307593

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 81, 99, 171, 207, 209, 253, 297, 437, 513, 621, 627, 759, 891, 1311, 1539, 1863, 1881, 2277, 3933, 4807, 5643, 6831, 11799, 14421, 16929, 20493, 35397, 43263, 129789, 389367]

約数ペア:

[(1, 389367), (3, 129789), (9, 43263), (11, 35397), (19, 20493), (23, 16929), (27, 14421), (33, 11799), (57, 6831), (69, 5643), (81, 4807), (99, 3933), (171, 2277), (207, 1881), (209, 1863), (253, 1539), (297, 1311), (437, 891), (513, 759), (621, 627)]