31481649

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{9181}}^1$

素因数の和:9317

約数の個数: 16

約数和(自身を含む): 47011840

約数和(自身を除く): 15530191

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 9181, 27543, 82629, 247887, 1165987, 3497961, 10493883, 31481649]

約数ペア:

[(1, 31481649), (3, 10493883), (9, 3497961), (27, 1165987), (127, 247887), (381, 82629), (1143, 27543), (3429, 9181)]