78608151

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{5081}}^1$

素因数の和:5284

約数の個数: 20

約数和(自身を含む): 118065024

約数和(自身を除く): 39456873

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 5081, 5157, 15243, 15471, 45729, 137187, 411561, 970471, 2911413, 8734239, 26202717, 78608151]

約数ペア:

[(1, 78608151), (3, 26202717), (9, 8734239), (27, 2911413), (81, 970471), (191, 411561), (573, 137187), (1719, 45729), (5081, 15471), (5157, 15243)]