78491781

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{54851}}^1$

素因数の和:54913

約数の個数: 16

約数和(自身を含む): 118480320

約数和(自身を除く): 39988539

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 54851, 164553, 493659, 1480977, 2907103, 8721309, 26163927, 78491781]

約数ペア:

[(1, 78491781), (3, 26163927), (9, 8721309), (27, 2907103), (53, 1480977), (159, 493659), (477, 164553), (1431, 54851)]