30509145

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15767}}^1$

素因数の和:15821

約数の個数: 24

約数和(自身を含む): 54115776

約数和(自身を除く): 23606631

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 15767, 47301, 78835, 141903, 236505, 677981, 709515, 2033943, 3389905, 6101829, 10169715, 30509145]

約数ペア:

[(1, 30509145), (3, 10169715), (5, 6101829), (9, 3389905), (15, 2033943), (43, 709515), (45, 677981), (129, 236505), (215, 141903), (387, 78835), (645, 47301), (1935, 15767)]