25676001

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 43744320

約数和(自身を除く): 18068319

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 169, 221, 331, 351, 459, 507, 663, 993, 1521, 1989, 2873, 2979, 4303, 4563, 5627, 5967, 8619, 8937, 12909, 16881, 25857, 38727, 50643, 55939, 73151, 77571, 116181, 151929, 167817, 219453, 503451, 658359, 950963, 1510353, 1975077, 2852889, 8558667, 25676001]

約数ペア:

[(1, 25676001), (3, 8558667), (9, 2852889), (13, 1975077), (17, 1510353), (27, 950963), (39, 658359), (51, 503451), (117, 219453), (153, 167817), (169, 151929), (221, 116181), (331, 77571), (351, 73151), (459, 55939), (507, 50643), (663, 38727), (993, 25857), (1521, 16881), (1989, 12909), (2873, 8937), (2979, 8619), (4303, 5967), (4563, 5627)]