78236319

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{196081}}^1$

素因数の和:196110

約数の個数: 16

約数和(自身を含む): 125492480

約数和(自身を除く): 47256161

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 196081, 588243, 1372567, 3725539, 4117701, 11176617, 26078773, 78236319]

約数ペア:

[(1, 78236319), (3, 26078773), (7, 11176617), (19, 4117701), (21, 3725539), (57, 1372567), (133, 588243), (399, 196081)]