1097901

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 1921280

約数和(自身を除く): 823379

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 157, 189, 259, 333, 471, 777, 999, 1099, 1413, 2331, 3297, 4239, 5809, 6993, 9891, 17427, 29673, 40663, 52281, 121989, 156843, 365967, 1097901]

約数ペア:

[(1, 1097901), (3, 365967), (7, 156843), (9, 121989), (21, 52281), (27, 40663), (37, 29673), (63, 17427), (111, 9891), (157, 6993), (189, 5809), (259, 4239), (333, 3297), (471, 2331), (777, 1413), (999, 1099)]