42002991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6997}}^1$

素因数の和:7055

約数の個数: 24

約数和(自身を含む): 65501280

約数和(自身を除く): 23498289

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 6003, 6997, 20991, 62973, 160931, 202913, 482793, 608739, 1448379, 1826217, 4666999, 14000997, 42002991]

約数ペア:

[(1, 42002991), (3, 14000997), (9, 4666999), (23, 1826217), (29, 1448379), (69, 608739), (87, 482793), (207, 202913), (261, 160931), (667, 62973), (2001, 20991), (6003, 6997)]