291244190

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{212587}}^1$

素因数の和:212731

約数の個数: 16

約数和(自身を含む): 528068592

約数和(自身を除く): 236824402

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 212587, 425174, 1062935, 2125870, 29124419, 58248838, 145622095, 291244190]

約数ペア:

[(1, 291244190), (2, 145622095), (5, 58248838), (10, 29124419), (137, 2125870), (274, 1062935), (685, 425174), (1370, 212587)]