320160813

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{947}}^2$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 517108032

約数和(自身を除く): 196947219

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 947, 2841, 6629, 16099, 19887, 48297, 112693, 338079, 896809, 2690427, 6277663, 15245753, 18832989, 45737259, 106720271, 320160813]

約数ペア:

[(1, 320160813), (3, 106720271), (7, 45737259), (17, 18832989), (21, 15245753), (51, 6277663), (119, 2690427), (357, 896809), (947, 338079), (2841, 112693), (6629, 48297), (16099, 19887)]