66730657

素因数分解:

$7^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 80388288

約数和(自身を除く): 13657631

約数列:

[1, 7, 41, 53, 107, 287, 371, 749, 1681, 2173, 4387, 5671, 11767, 15211, 30709, 39697, 89093, 179867, 232511, 623651, 1259069, 1627577, 9532951, 66730657]

約数ペア:

[(1, 66730657), (7, 9532951), (41, 1627577), (53, 1259069), (107, 623651), (287, 232511), (371, 179867), (749, 89093), (1681, 39697), (2173, 30709), (4387, 15211), (5671, 11767)]