68405909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 89631360

約数和(自身を除く): 21225451

約数列:

[1, 11, 13, 17, 19, 143, 187, 209, 221, 247, 323, 1481, 2431, 2717, 3553, 4199, 16291, 19253, 25177, 28139, 46189, 211783, 276947, 309529, 327301, 365807, 478363, 3600311, 4023877, 5261993, 6218719, 68405909]

約数ペア:

[(1, 68405909), (11, 6218719), (13, 5261993), (17, 4023877), (19, 3600311), (143, 478363), (187, 365807), (209, 327301), (221, 309529), (247, 276947), (323, 211783), (1481, 46189), (2431, 28139), (2717, 25177), (3553, 19253), (4199, 16291)]