81713944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1697}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 165453120

約数和(自身を除く): 83739176

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 463, 926, 1697, 1852, 3394, 3704, 6019, 6788, 12038, 13576, 22061, 24076, 44122, 48152, 88244, 176488, 785711, 1571422, 3142844, 6285688, 10214243, 20428486, 40856972, 81713944]

約数ペア:

[(1, 81713944), (2, 40856972), (4, 20428486), (8, 10214243), (13, 6285688), (26, 3142844), (52, 1571422), (104, 785711), (463, 176488), (926, 88244), (1697, 48152), (1852, 44122), (3394, 24076), (3704, 22061), (6019, 13576), (6788, 12038)]