81504687

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{27751}}^1$

素因数の和:27854

約数の個数: 16

約数和(自身を含む): 119888640

約数和(自身を除く): 38383953

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 27751, 83253, 305261, 915783, 2469839, 7409517, 27168229, 81504687]

約数ペア:

[(1, 81504687), (3, 27168229), (11, 7409517), (33, 2469839), (89, 915783), (267, 305261), (979, 83253), (2937, 27751)]