3979647

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 6624800

約数和(自身を除く): 2645153

約数列:

[1, 3, 7, 9, 21, 63, 181, 349, 543, 1047, 1267, 1629, 2443, 3141, 3801, 7329, 11403, 21987, 63169, 189507, 442183, 568521, 1326549, 3979647]

約数ペア:

[(1, 3979647), (3, 1326549), (7, 568521), (9, 442183), (21, 189507), (63, 63169), (181, 21987), (349, 11403), (543, 7329), (1047, 3801), (1267, 3141), (1629, 2443)]