81872278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1\times {\mathrm{1399}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 127260000

約数和(自身を除く): 45387722

約数列:

[1, 2, 29, 58, 1009, 1399, 2018, 2798, 29261, 40571, 58522, 81142, 1411591, 2823182, 40936139, 81872278]

約数ペア:

[(1, 81872278), (2, 40936139), (29, 2823182), (58, 1411591), (1009, 81142), (1399, 58522), (2018, 40571), (2798, 29261)]