66538989

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 114639616

約数和(自身を除く): 48100627

約数列:

[1, 3, 9, 11, 27, 31, 33, 73, 81, 93, 99, 121, 219, 243, 279, 297, 341, 363, 657, 803, 837, 891, 1023, 1089, 1971, 2263, 2409, 2511, 2673, 3069, 3267, 3751, 5913, 6789, 7227, 7533, 8833, 9207, 9801, 11253, 17739, 20367, 21681, 24893, 26499, 27621, 29403, 33759, 61101, 65043, 74679, 79497, 82863, 101277, 183303, 195129, 224037, 238491, 273823, 303831, 549909, 672111, 715473, 821469, 911493, 2016333, 2146419, 2464407, 6048999, 7393221, 22179663, 66538989]

約数ペア:

[(1, 66538989), (3, 22179663), (9, 7393221), (11, 6048999), (27, 2464407), (31, 2146419), (33, 2016333), (73, 911493), (81, 821469), (93, 715473), (99, 672111), (121, 549909), (219, 303831), (243, 273823), (279, 238491), (297, 224037), (341, 195129), (363, 183303), (657, 101277), (803, 82863), (837, 79497), (891, 74679), (1023, 65043), (1089, 61101), (1971, 33759), (2263, 29403), (2409, 27621), (2511, 26499), (2673, 24893), (3069, 21681), (3267, 20367), (3751, 17739), (5913, 11253), (6789, 9801), (7227, 9207), (7533, 8833)]