243931005

素因数分解:

$3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{5437}}^1$

素因数の和:6445

約数の個数: 24

約数和(自身を含む): 423315672

約数和(自身を除く): 179384667

約数列:

[1, 3, 5, 9, 15, 45, 997, 2991, 4985, 5437, 8973, 14955, 16311, 27185, 44865, 48933, 81555, 244665, 5420689, 16262067, 27103445, 48786201, 81310335, 243931005]

約数ペア:

[(1, 243931005), (3, 81310335), (5, 48786201), (9, 27103445), (15, 16262067), (45, 5420689), (997, 244665), (2991, 81555), (4985, 48933), (5437, 44865), (8973, 27185), (14955, 16311)]