39541983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 65640960

約数和(自身を除く): 26098977

約数列:

[1, 3, 13, 17, 19, 39, 43, 51, 57, 73, 129, 219, 221, 247, 323, 559, 663, 731, 741, 817, 949, 969, 1241, 1387, 1677, 2193, 2451, 2847, 3139, 3723, 4161, 4199, 9417, 9503, 10621, 12597, 13889, 16133, 18031, 23579, 28509, 31863, 40807, 41667, 48399, 53363, 54093, 59641, 70737, 122421, 160089, 178923, 180557, 306527, 541671, 693719, 775333, 919581, 1013897, 2081157, 2325999, 3041691, 13180661, 39541983]

約数ペア:

[(1, 39541983), (3, 13180661), (13, 3041691), (17, 2325999), (19, 2081157), (39, 1013897), (43, 919581), (51, 775333), (57, 693719), (73, 541671), (129, 306527), (219, 180557), (221, 178923), (247, 160089), (323, 122421), (559, 70737), (663, 59641), (731, 54093), (741, 53363), (817, 48399), (949, 41667), (969, 40807), (1241, 31863), (1387, 28509), (1677, 23579), (2193, 18031), (2451, 16133), (2847, 13889), (3139, 12597), (3723, 10621), (4161, 9503), (4199, 9417)]