201643749

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{146437}}^1$

素因数の和:146466

約数の個数: 20

約数和(自身を含む): 318941964

約数和(自身を除く): 117298215

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 146437, 439311, 1317933, 2489429, 3953799, 7468287, 11861397, 22404861, 67214583, 201643749]

約数ペア:

[(1, 201643749), (3, 67214583), (9, 22404861), (17, 11861397), (27, 7468287), (51, 3953799), (81, 2489429), (153, 1317933), (459, 439311), (1377, 146437)]