68902407

素因数分解:

$3^5\times 7^1\times {\mathrm{40507}}^1$

素因数の和:40529

約数の個数: 24

約数和(自身を含む): 117959296

約数和(自身を除く): 49056889

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 40507, 121521, 283549, 364563, 850647, 1093689, 2551941, 3281067, 7655823, 9843201, 22967469, 68902407]

約数ペア:

[(1, 68902407), (3, 22967469), (7, 9843201), (9, 7655823), (21, 3281067), (27, 2551941), (63, 1093689), (81, 850647), (189, 364563), (243, 283549), (567, 121521), (1701, 40507)]