199914890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2855927}}^1$

素因数の和:2855941

約数の個数: 16

約数和(自身を含む): 411253632

約数和(自身を除く): 211338742

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2855927, 5711854, 14279635, 19991489, 28559270, 39982978, 99957445, 199914890]

約数ペア:

[(1, 199914890), (2, 99957445), (5, 39982978), (7, 28559270), (10, 19991489), (14, 14279635), (35, 5711854), (70, 2855927)]