2912521437

素因数分解:

$3^2\times 7^2\times {\mathrm{6604357}}^1$

素因数の和:6604377

約数の個数: 18

約数和(自身を含む): 4893829278

約数和(自身を除く): 1981307841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6604357, 19813071, 46230499, 59439213, 138691497, 323613493, 416074491, 970840479, 2912521437]

約数ペア:

[(1, 2912521437), (3, 970840479), (7, 416074491), (9, 323613493), (21, 138691497), (49, 59439213), (63, 46230499), (147, 19813071), (441, 6604357)]