65679999

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{859}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 109639680

約数和(自身を除く): 43959681

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 331, 859, 993, 2317, 2577, 3641, 6013, 6951, 9449, 10923, 18039, 25487, 28347, 66143, 76461, 198429, 284329, 852987, 1990303, 3127619, 5970909, 9382857, 21893333, 65679999]

約数ペア:

[(1, 65679999), (3, 21893333), (7, 9382857), (11, 5970909), (21, 3127619), (33, 1990303), (77, 852987), (231, 284329), (331, 198429), (859, 76461), (993, 66143), (2317, 28347), (2577, 25487), (3641, 18039), (6013, 10923), (6951, 9449)]