3991827

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{439}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 6110720

約数和(自身を除く): 2118893

約数列:

[1, 3, 7, 21, 433, 439, 1299, 1317, 3031, 3073, 9093, 9219, 190087, 570261, 1330609, 3991827]

約数ペア:

[(1, 3991827), (3, 1330609), (7, 570261), (21, 190087), (433, 9219), (439, 9093), (1299, 3073), (1317, 3031)]