220621299

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{28493}}^1$

素因数の和:28614

約数の個数: 16

約数和(自身を含む): 307735200

約数和(自身を除く): 87113901

約数列:

[1, 3, 29, 87, 89, 267, 2581, 7743, 28493, 85479, 826297, 2478891, 2535877, 7607631, 73540433, 220621299]

約数ペア:

[(1, 220621299), (3, 73540433), (29, 7607631), (87, 2535877), (89, 2478891), (267, 826297), (2581, 85479), (7743, 28493)]