2008521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 3134976

約数和(自身を除く): 1126455

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 313, 713, 939, 2139, 2817, 6417, 7199, 9703, 21597, 29109, 64791, 87327, 223169, 669507, 2008521]

約数ペア:

[(1, 2008521), (3, 669507), (9, 223169), (23, 87327), (31, 64791), (69, 29109), (93, 21597), (207, 9703), (279, 7199), (313, 6417), (713, 2817), (939, 2139)]