85810809

素因数分解:

$3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{1877}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 133593408

約数和(自身を除く): 47782599

約数列:

[1, 3, 7, 21, 49, 147, 311, 933, 1877, 2177, 5631, 6531, 13139, 15239, 39417, 45717, 91973, 275919, 583747, 1751241, 4086229, 12258687, 28603603, 85810809]

約数ペア:

[(1, 85810809), (3, 28603603), (7, 12258687), (21, 4086229), (49, 1751241), (147, 583747), (311, 275919), (933, 91973), (1877, 45717), (2177, 39417), (5631, 15239), (6531, 13139)]