427724739

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{16693}}^1$

素因数の和:16788

約数の個数: 32

約数和(自身を含む): 691799360

約数和(自身を除く): 264074621

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1971, 2847, 8541, 16693, 25623, 50079, 150237, 217009, 450711, 651027, 1218589, 1953081, 3655767, 5859243, 10967301, 15841657, 32901903, 47524971, 142574913, 427724739]

約数ペア:

[(1, 427724739), (3, 142574913), (9, 47524971), (13, 32901903), (27, 15841657), (39, 10967301), (73, 5859243), (117, 3655767), (219, 1953081), (351, 1218589), (657, 651027), (949, 450711), (1971, 217009), (2847, 150237), (8541, 50079), (16693, 25623)]