2017257507

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{4339}}^1$

素因数の和:4672

約数の個数: 32

約数和(自身を含む): 3045638400

約数和(自身を除く): 1028380893

約数列:

[1, 3, 9, 27, 67, 201, 257, 603, 771, 1809, 2313, 4339, 6939, 13017, 17219, 39051, 51657, 117153, 154971, 290713, 464913, 872139, 1115123, 2616417, 3345369, 7849251, 10036107, 30108321, 74713241, 224139723, 672419169, 2017257507]

約数ペア:

[(1, 2017257507), (3, 672419169), (9, 224139723), (27, 74713241), (67, 30108321), (201, 10036107), (257, 7849251), (603, 3345369), (771, 2616417), (1809, 1115123), (2313, 872139), (4339, 464913), (6939, 290713), (13017, 154971), (17219, 117153), (39051, 51657)]