2389743

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 20

約数和(自身を含む): 3611608

約数和(自身を除く): 1221865

約数列:

[1, 3, 9, 27, 81, 163, 181, 489, 543, 1467, 1629, 4401, 4887, 13203, 14661, 29503, 88509, 265527, 796581, 2389743]

約数ペア:

[(1, 2389743), (3, 796581), (9, 265527), (27, 88509), (81, 29503), (163, 14661), (181, 13203), (489, 4887), (543, 4401), (1467, 1629)]