12496475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 16403712

約数和(自身を除く): 3907237

約数列:

[1, 5, 23, 25, 103, 115, 211, 515, 575, 1055, 2369, 2575, 4853, 5275, 11845, 21733, 24265, 59225, 108665, 121325, 499859, 543325, 2499295, 12496475]

約数ペア:

[(1, 12496475), (5, 2499295), (23, 543325), (25, 499859), (103, 121325), (115, 108665), (211, 59225), (515, 24265), (575, 21733), (1055, 11845), (2369, 5275), (2575, 4853)]