1990993827

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{4969}}^1\times {\mathrm{5807}}^1$

素因数の和:10802

約数の個数: 16

約数和(自身を含む): 2771112960

約数和(自身を除く): 780119133

約数列:

[1, 3, 23, 69, 4969, 5807, 14907, 17421, 114287, 133561, 342861, 400683, 28854983, 86564949, 663664609, 1990993827]

約数ペア:

[(1, 1990993827), (3, 663664609), (23, 86564949), (69, 28854983), (4969, 400683), (5807, 342861), (14907, 133561), (17421, 114287)]