78916941

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{30341}}^1$

素因数の和:30381

約数の個数: 18

約数和(自身を含む): 121094922

約数和(自身を除く): 42177981

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 30341, 91023, 273069, 515797, 1547391, 4642173, 8768549, 26305647, 78916941]

約数ペア:

[(1, 78916941), (3, 26305647), (9, 8768549), (17, 4642173), (51, 1547391), (153, 515797), (289, 273069), (867, 91023), (2601, 30341)]