66771666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4019}}^1$

素因数の和:4111

約数の個数: 48

約数和(自身を含む): 158034240

約数和(自身を除く): 91262574

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1846, 2769, 4019, 5538, 8038, 8307, 12057, 16614, 24114, 36171, 52247, 72342, 104494, 156741, 285349, 313482, 470223, 570698, 856047, 940446, 1712094, 2568141, 3709537, 5136282, 7419074, 11128611, 22257222, 33385833, 66771666]

約数ペア:

[(1, 66771666), (2, 33385833), (3, 22257222), (6, 11128611), (9, 7419074), (13, 5136282), (18, 3709537), (26, 2568141), (39, 1712094), (71, 940446), (78, 856047), (117, 570698), (142, 470223), (213, 313482), (234, 285349), (426, 156741), (639, 104494), (923, 72342), (1278, 52247), (1846, 36171), (2769, 24114), (4019, 16614), (5538, 12057), (8038, 8307)]