85202019

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2657}}^1$

素因数の和:3179

約数の個数: 24

約数和(自身を含む): 140980320

約数和(自身を除く): 55778301

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 2657, 3563, 4581, 7971, 10689, 18599, 23913, 32067, 55797, 167391, 1352413, 4057239, 9466891, 12171717, 28400673, 85202019]

約数ペア:

[(1, 85202019), (3, 28400673), (7, 12171717), (9, 9466891), (21, 4057239), (63, 1352413), (509, 167391), (1527, 55797), (2657, 32067), (3563, 23913), (4581, 18599), (7971, 10689)]