217445565

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1663}}^1$

素因数の和:2073

約数の個数: 32

約数和(自身を含む): 364216320

約数和(自身を除く): 146770755

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 379, 1137, 1663, 1895, 4989, 5685, 8315, 8717, 24945, 26151, 38249, 43585, 114747, 130755, 191245, 573735, 630277, 1890831, 3151385, 9454155, 14496371, 43489113, 72481855, 217445565]

約数ペア:

[(1, 217445565), (3, 72481855), (5, 43489113), (15, 14496371), (23, 9454155), (69, 3151385), (115, 1890831), (345, 630277), (379, 573735), (1137, 191245), (1663, 130755), (1895, 114747), (4989, 43585), (5685, 38249), (8315, 26151), (8717, 24945)]