159977601

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1843

約数の個数: 48

約数和(自身を含む): 278928000

約数和(自身を除く): 118950399

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 343, 441, 609, 1029, 1421, 1787, 1827, 3087, 4263, 5361, 9947, 12509, 12789, 16083, 29841, 37527, 51823, 87563, 89523, 112581, 155469, 262689, 362761, 466407, 612941, 788067, 1088283, 1838823, 2539327, 3264849, 5516469, 7617981, 17775289, 22853943, 53325867, 159977601]

約数ペア:

[(1, 159977601), (3, 53325867), (7, 22853943), (9, 17775289), (21, 7617981), (29, 5516469), (49, 3264849), (63, 2539327), (87, 1838823), (147, 1088283), (203, 788067), (261, 612941), (343, 466407), (441, 362761), (609, 262689), (1029, 155469), (1421, 112581), (1787, 89523), (1827, 87563), (3087, 51823), (4263, 37527), (5361, 29841), (9947, 16083), (12509, 12789)]