20730105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41879}}^1$

素因数の和:41901

約数の個数: 24

約数和(自身を含む): 39199680

約数和(自身を除く): 18469575

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41879, 125637, 209395, 376911, 460669, 628185, 1382007, 1884555, 2303345, 4146021, 6910035, 20730105]

約数ペア:

[(1, 20730105), (3, 6910035), (5, 4146021), (9, 2303345), (11, 1884555), (15, 1382007), (33, 628185), (45, 460669), (55, 376911), (99, 209395), (165, 125637), (495, 41879)]