66490809

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3943}}^1$

素因数の和:4037

約数の個数: 32

約数和(自身を含む): 112072704

約数和(自身を除く): 45581895

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1533, 2409, 3943, 5621, 11829, 16863, 27601, 43373, 82803, 130119, 287839, 303611, 863517, 910833, 2014873, 3166229, 6044619, 9498687, 22163603, 66490809]

約数ペア:

[(1, 66490809), (3, 22163603), (7, 9498687), (11, 6044619), (21, 3166229), (33, 2014873), (73, 910833), (77, 863517), (219, 303611), (231, 287839), (511, 130119), (803, 82803), (1533, 43373), (2409, 27601), (3943, 16863), (5621, 11829)]