78404679

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:970

約数の個数: 28

約数和(自身を含む): 118594872

約数和(自身を除く): 40190193

約数列:

[1, 3, 9, 27, 81, 131, 243, 393, 729, 821, 1179, 2463, 3537, 7389, 10611, 22167, 31833, 66501, 95499, 107551, 199503, 322653, 598509, 967959, 2903877, 8711631, 26134893, 78404679]

約数ペア:

[(1, 78404679), (3, 26134893), (9, 8711631), (27, 2903877), (81, 967959), (131, 598509), (243, 322653), (393, 199503), (729, 107551), (821, 95499), (1179, 66501), (2463, 31833), (3537, 22167), (7389, 10611)]