39128405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3823}}^1$

素因数の和:3940

約数の個数: 16

約数和(自身を含む): 49559040

約数和(自身を除く): 10430635

約数列:

[1, 5, 23, 89, 115, 445, 2047, 3823, 10235, 19115, 87929, 340247, 439645, 1701235, 7825681, 39128405]

約数ペア:

[(1, 39128405), (5, 7825681), (23, 1701235), (89, 439645), (115, 340247), (445, 87929), (2047, 19115), (3823, 10235)]