291245721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{73939}}^1$

素因数の和:74056

約数の個数: 16

約数和(自身を含む): 422345280

約数和(自身を除く): 131099559

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 73939, 221817, 961207, 2883621, 7467839, 22403517, 97081907, 291245721]

約数ペア:

[(1, 291245721), (3, 97081907), (13, 22403517), (39, 7467839), (101, 2883621), (303, 961207), (1313, 221817), (3939, 73939)]