81114838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{304943}}^1$

素因数の和:304971

約数の個数: 16

約数和(自身を含む): 146373120

約数和(自身を除く): 65258282

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 304943, 609886, 2134601, 4269202, 5793917, 11587834, 40557419, 81114838]

約数ペア:

[(1, 81114838), (2, 40557419), (7, 11587834), (14, 5793917), (19, 4269202), (38, 2134601), (133, 609886), (266, 304943)]