78663987

素因数分解:

$3^3\times {\mathrm{383}}^1\times {\mathrm{7607}}^1$

素因数の和:7999

約数の個数: 16

約数和(自身を含む): 116858880

約数和(自身を除く): 38194893

約数列:

[1, 3, 9, 27, 383, 1149, 3447, 7607, 10341, 22821, 68463, 205389, 2913481, 8740443, 26221329, 78663987]

約数ペア:

[(1, 78663987), (3, 26221329), (9, 8740443), (27, 2913481), (383, 205389), (1149, 68463), (3447, 22821), (7607, 10341)]