42808527

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 65180160

約数和(自身を除く): 22371633

約数列:

[1, 3, 9, 27, 71, 137, 163, 213, 411, 489, 639, 1233, 1467, 1917, 3699, 4401, 9727, 11573, 22331, 29181, 34719, 66993, 87543, 104157, 200979, 262629, 312471, 602937, 1585501, 4756503, 14269509, 42808527]

約数ペア:

[(1, 42808527), (3, 14269509), (9, 4756503), (27, 1585501), (71, 602937), (137, 312471), (163, 262629), (213, 200979), (411, 104157), (489, 87543), (639, 66993), (1233, 34719), (1467, 29181), (1917, 22331), (3699, 11573), (4401, 9727)]