201623991

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{21701}}^1$

素因数の和:21886

約数の個数: 16

約数和(自身を含む): 284730240

約数和(自身を除く): 83106249

約数列:

[1, 3, 19, 57, 163, 489, 3097, 9291, 21701, 65103, 412319, 1236957, 3537263, 10611789, 67207997, 201623991]

約数ペア:

[(1, 201623991), (3, 67207997), (19, 10611789), (57, 3537263), (163, 1236957), (489, 412319), (3097, 65103), (9291, 21701)]