26539815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1863

約数の個数: 32

約数和(自身を含む): 45365760

約数和(自身を除く): 18825945

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1789, 2967, 4945, 5367, 8945, 14835, 26835, 41147, 76927, 123441, 205735, 230781, 384635, 617205, 1153905, 1769321, 5307963, 8846605, 26539815]

約数ペア:

[(1, 26539815), (3, 8846605), (5, 5307963), (15, 1769321), (23, 1153905), (43, 617205), (69, 384635), (115, 230781), (129, 205735), (215, 123441), (345, 76927), (645, 41147), (989, 26835), (1789, 14835), (2967, 8945), (4945, 5367)]