389650959

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{2179}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 596448000

約数和(自身を除く): 206797041

約数列:

[1, 3, 9, 27, 37, 111, 179, 333, 537, 999, 1611, 2179, 4833, 6537, 6623, 19611, 19869, 58833, 59607, 80623, 178821, 241869, 390041, 725607, 1170123, 2176821, 3510369, 10531107, 14431517, 43294551, 129883653, 389650959]

約数ペア:

[(1, 389650959), (3, 129883653), (9, 43294551), (27, 14431517), (37, 10531107), (111, 3510369), (179, 2176821), (333, 1170123), (537, 725607), (999, 390041), (1611, 241869), (2179, 178821), (4833, 80623), (6537, 59607), (6623, 58833), (19611, 19869)]