64788885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2311}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 129841920

約数和(自身を除く): 65053035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1335, 1869, 2311, 3115, 4005, 5607, 6933, 9345, 11555, 16177, 20799, 28035, 34665, 48531, 80885, 103995, 145593, 205679, 242655, 617037, 727965, 1028395, 1439753, 1851111, 3085185, 4319259, 7198765, 9255555, 12957777, 21596295, 64788885]

約数ペア:

[(1, 64788885), (3, 21596295), (5, 12957777), (7, 9255555), (9, 7198765), (15, 4319259), (21, 3085185), (35, 1851111), (45, 1439753), (63, 1028395), (89, 727965), (105, 617037), (267, 242655), (315, 205679), (445, 145593), (623, 103995), (801, 80885), (1335, 48531), (1869, 34665), (2311, 28035), (3115, 20799), (4005, 16177), (5607, 11555), (6933, 9345)]