78219681

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{859}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 105676800

約数和(自身を除く): 27457119

約数列:

[1, 3, 127, 239, 381, 717, 859, 2577, 30353, 91059, 109093, 205301, 327279, 615903, 26073227, 78219681]

約数ペア:

[(1, 78219681), (3, 26073227), (127, 615903), (239, 327279), (381, 205301), (717, 109093), (859, 91059), (2577, 30353)]