289485790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2631689}}^1$

素因数の和:2631707

約数の個数: 16

約数和(自身を含む): 568445040

約数和(自身を除く): 278959250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2631689, 5263378, 13158445, 26316890, 28948579, 57897158, 144742895, 289485790]

約数ペア:

[(1, 289485790), (2, 144742895), (5, 57897158), (10, 28948579), (11, 26316890), (22, 13158445), (55, 5263378), (110, 2631689)]