42968545

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 52420608

約数和(自身を除く): 9452063

約数列:

[1, 5, 127, 157, 431, 635, 785, 2155, 19939, 54737, 67667, 99695, 273685, 338335, 8593709, 42968545]

約数ペア:

[(1, 42968545), (5, 8593709), (127, 338335), (157, 273685), (431, 99695), (635, 67667), (785, 54737), (2155, 19939)]