3957775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 5222880

約数和(自身を除く): 1265105

約数列:

[1, 5, 25, 29, 53, 103, 145, 265, 515, 725, 1325, 1537, 2575, 2987, 5459, 7685, 14935, 27295, 38425, 74675, 136475, 158311, 791555, 3957775]

約数ペア:

[(1, 3957775), (5, 791555), (25, 158311), (29, 136475), (53, 74675), (103, 38425), (145, 27295), (265, 14935), (515, 7685), (725, 5459), (1325, 2987), (1537, 2575)]