64137855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2593}}^1$

素因数の和:2715

約数の個数: 32

約数和(自身を含む): 109819584

約数和(自身を除く): 45681729

約数列:

[1, 3, 5, 15, 17, 51, 85, 97, 255, 291, 485, 1455, 1649, 2593, 4947, 7779, 8245, 12965, 24735, 38895, 44081, 132243, 220405, 251521, 661215, 754563, 1257605, 3772815, 4275857, 12827571, 21379285, 64137855]

約数ペア:

[(1, 64137855), (3, 21379285), (5, 12827571), (15, 4275857), (17, 3772815), (51, 1257605), (85, 754563), (97, 661215), (255, 251521), (291, 220405), (485, 132243), (1455, 44081), (1649, 38895), (2593, 24735), (4947, 12965), (7779, 8245)]