40897521

素因数分解:

$3^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{613}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 69553920

約数和(自身を除く): 28656399

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 353, 613, 1059, 1839, 2471, 3177, 4291, 5517, 7413, 9531, 12873, 16551, 22239, 38619, 66717, 115857, 216389, 649167, 1514723, 1947501, 4544169, 5842503, 13632507, 40897521]

約数ペア:

[(1, 40897521), (3, 13632507), (7, 5842503), (9, 4544169), (21, 1947501), (27, 1514723), (63, 649167), (189, 216389), (353, 115857), (613, 66717), (1059, 38619), (1839, 22239), (2471, 16551), (3177, 12873), (4291, 9531), (5517, 7413)]