81064638

素因数分解:

$2^1\times 3^4\times {\mathrm{311}}^1\times {\mathrm{1609}}^1$

素因数の和:1934

約数の個数: 40

約数和(自身を含む): 182342160

約数和(自身を除く): 101277522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 311, 622, 933, 1609, 1866, 2799, 3218, 4827, 5598, 8397, 9654, 14481, 16794, 25191, 28962, 43443, 50382, 86886, 130329, 260658, 500399, 1000798, 1501197, 3002394, 4503591, 9007182, 13510773, 27021546, 40532319, 81064638]

約数ペア:

[(1, 81064638), (2, 40532319), (3, 27021546), (6, 13510773), (9, 9007182), (18, 4503591), (27, 3002394), (54, 1501197), (81, 1000798), (162, 500399), (311, 260658), (622, 130329), (933, 86886), (1609, 50382), (1866, 43443), (2799, 28962), (3218, 25191), (4827, 16794), (5598, 14481), (8397, 9654)]