31881159

素因数分解:

$3^2\times {\mathrm{181}}^1\times {\mathrm{19571}}^1$

素因数の和:19758

約数の個数: 12

約数和(自身を含む): 46307352

約数和(自身を除く): 14426193

約数列:

[1, 3, 9, 181, 543, 1629, 19571, 58713, 176139, 3542351, 10627053, 31881159]

約数ペア:

[(1, 31881159), (3, 10627053), (9, 3542351), (181, 176139), (543, 58713), (1629, 19571)]