78856138

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{829}}^1$

素因数の和:1269

約数の個数: 16

約数和(自身を含む): 119520000

約数和(自身を除く): 40663862

約数列:

[1, 2, 199, 239, 398, 478, 829, 1658, 47561, 95122, 164971, 198131, 329942, 396262, 39428069, 78856138]

約数ペア:

[(1, 78856138), (2, 39428069), (199, 396262), (239, 329942), (398, 198131), (478, 164971), (829, 95122), (1658, 47561)]