65691428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{40351}}^1$

素因数の和:40403

約数の個数: 24

約数和(自身を含む): 128803584

約数和(自身を除く): 63112156

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 40351, 80702, 161404, 443861, 887722, 1492987, 1775444, 2985974, 5971948, 16422857, 32845714, 65691428]

約数ペア:

[(1, 65691428), (2, 32845714), (4, 16422857), (11, 5971948), (22, 2985974), (37, 1775444), (44, 1492987), (74, 887722), (148, 443861), (407, 161404), (814, 80702), (1628, 40351)]