1986993

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 3107520

約数和(自身を除く): 1120527

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 331, 667, 993, 2001, 2979, 6003, 7613, 9599, 22839, 28797, 68517, 86391, 220777, 662331, 1986993]

約数ペア:

[(1, 1986993), (3, 662331), (9, 220777), (23, 86391), (29, 68517), (69, 28797), (87, 22839), (207, 9599), (261, 7613), (331, 6003), (667, 2979), (993, 2001)]