66974943

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 108044800

約数和(自身を除く): 41069857

約数列:

[1, 3, 7, 19, 21, 57, 133, 229, 399, 687, 733, 1603, 2199, 4351, 4809, 5131, 13053, 13927, 15393, 30457, 41781, 91371, 97489, 167857, 292467, 503571, 1174999, 3189283, 3524997, 9567849, 22324981, 66974943]

約数ペア:

[(1, 66974943), (3, 22324981), (7, 9567849), (19, 3524997), (21, 3189283), (57, 1174999), (133, 503571), (229, 292467), (399, 167857), (687, 97489), (733, 91371), (1603, 41781), (2199, 30457), (4351, 15393), (4809, 13927), (5131, 13053)]