66638013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 98751744

約数和(自身を除く): 32113731

約数列:

[1, 3, 13, 39, 53, 103, 159, 309, 313, 689, 939, 1339, 2067, 4017, 4069, 5459, 12207, 16377, 16589, 32239, 49767, 70967, 96717, 212901, 215657, 419107, 646971, 1257321, 1708667, 5126001, 22212671, 66638013]

約数ペア:

[(1, 66638013), (3, 22212671), (13, 5126001), (39, 1708667), (53, 1257321), (103, 646971), (159, 419107), (309, 215657), (313, 212901), (689, 96717), (939, 70967), (1339, 49767), (2067, 32239), (4017, 16589), (4069, 16377), (5459, 12207)]