2912668731

素因数分解:

$3^2\times 7^2\times {\mathrm{6604691}}^1$

素因数の和:6604711

約数の個数: 18

約数和(自身を含む): 4894076772

約数和(自身を除く): 1981408041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6604691, 19814073, 46232837, 59442219, 138698511, 323629859, 416095533, 970889577, 2912668731]

約数ペア:

[(1, 2912668731), (3, 970889577), (7, 416095533), (9, 323629859), (21, 138698511), (49, 59442219), (63, 46232837), (147, 19814073), (441, 6604691)]