201781737

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1871}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 304881408

約数和(自身を除く): 103099671

約数列:

[1, 3, 9, 23, 69, 207, 521, 1563, 1871, 4689, 5613, 11983, 16839, 35949, 43033, 107847, 129099, 387297, 974791, 2924373, 8773119, 22420193, 67260579, 201781737]

約数ペア:

[(1, 201781737), (3, 67260579), (9, 22420193), (23, 8773119), (69, 2924373), (207, 974791), (521, 387297), (1563, 129099), (1871, 107847), (4689, 43033), (5613, 35949), (11983, 16839)]