69708891

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 121651200

約数和(自身を除く): 51942309

約数列:

[1, 3, 7, 17, 19, 21, 43, 51, 57, 119, 129, 133, 239, 301, 323, 357, 399, 717, 731, 817, 903, 969, 1673, 2193, 2261, 2451, 4063, 4541, 5019, 5117, 5719, 6783, 10277, 12189, 13623, 13889, 15351, 17157, 28441, 30831, 31787, 41667, 71939, 77197, 85323, 95361, 97223, 174709, 195263, 215817, 231591, 291669, 524127, 540379, 585789, 1222963, 1366841, 1621137, 3319471, 3668889, 4100523, 9958413, 23236297, 69708891]

約数ペア:

[(1, 69708891), (3, 23236297), (7, 9958413), (17, 4100523), (19, 3668889), (21, 3319471), (43, 1621137), (51, 1366841), (57, 1222963), (119, 585789), (129, 540379), (133, 524127), (239, 291669), (301, 231591), (323, 215817), (357, 195263), (399, 174709), (717, 97223), (731, 95361), (817, 85323), (903, 77197), (969, 71939), (1673, 41667), (2193, 31787), (2261, 30831), (2451, 28441), (4063, 17157), (4541, 15351), (5019, 13889), (5117, 13623), (5719, 12189), (6783, 10277)]