28705081

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 31190400

約数和(自身を除く): 2485319

約数列:

[1, 23, 37, 89, 379, 851, 2047, 3293, 8717, 14023, 33731, 75739, 322529, 775813, 1248047, 28705081]

約数ペア:

[(1, 28705081), (23, 1248047), (37, 775813), (89, 322529), (379, 75739), (851, 33731), (2047, 14023), (3293, 8717)]