219202489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12203}}^1$

素因数の和:12308

約数の個数: 16

約数和(自身を含む): 253062144

約数和(自身を除く): 33859655

約数列:

[1, 11, 23, 71, 253, 781, 1633, 12203, 17963, 134233, 280669, 866413, 3087359, 9530543, 19927499, 219202489]

約数ペア:

[(1, 219202489), (11, 19927499), (23, 9530543), (71, 3087359), (253, 866413), (781, 280669), (1633, 134233), (12203, 17963)]