1994997

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 2874240

約数和(自身を除く): 879243

約数列:

[1, 3, 23, 29, 69, 87, 667, 997, 2001, 2991, 22931, 28913, 68793, 86739, 664999, 1994997]

約数ペア:

[(1, 1994997), (3, 664999), (23, 86739), (29, 68793), (69, 28913), (87, 22931), (667, 2991), (997, 2001)]