64136865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7649}}^1$

素因数の和:7713

約数の個数: 32

約数和(自身を含む): 113097600

約数和(自身を除く): 48960735

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 7649, 8385, 22947, 38245, 99437, 114735, 298311, 328907, 497185, 986721, 1491555, 1644535, 4275791, 4933605, 12827373, 21378955, 64136865]

約数ペア:

[(1, 64136865), (3, 21378955), (5, 12827373), (13, 4933605), (15, 4275791), (39, 1644535), (43, 1491555), (65, 986721), (129, 497185), (195, 328907), (215, 298311), (559, 114735), (645, 99437), (1677, 38245), (2795, 22947), (7649, 8385)]