64217619

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 36

約数和(自身を含む): 100995336

約数和(自身を除く): 36777717

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 227, 387, 681, 731, 1849, 2043, 2193, 3859, 5547, 6579, 9761, 11577, 16641, 29283, 31433, 34731, 87849, 94299, 165937, 282897, 419723, 497811, 1259169, 1493433, 3777507, 7135291, 21405873, 64217619]

約数ペア:

[(1, 64217619), (3, 21405873), (9, 7135291), (17, 3777507), (43, 1493433), (51, 1259169), (129, 497811), (153, 419723), (227, 282897), (387, 165937), (681, 94299), (731, 87849), (1849, 34731), (2043, 31433), (2193, 29283), (3859, 16641), (5547, 11577), (6579, 9761)]