212490520205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{3090097}}^1$

素因数の和:3090928

約数の個数: 16

約数和(自身を含む): 270321773040

約数和(自身を除く): 57831252835

約数列:

[1, 5, 17, 85, 809, 4045, 13753, 68765, 3090097, 15450485, 52531649, 262658245, 2499888473, 12499442365, 42498104041, 212490520205]

約数ペア:

[(1, 212490520205), (5, 42498104041), (17, 12499442365), (85, 2499888473), (809, 262658245), (4045, 52531649), (13753, 15450485), (68765, 3090097)]