26279565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 49109760

約数和(自身を除く): 22830195

約数列:

[1, 3, 5, 13, 15, 19, 39, 41, 57, 65, 95, 123, 173, 195, 205, 247, 285, 519, 533, 615, 741, 779, 865, 1235, 1599, 2249, 2337, 2595, 2665, 3287, 3705, 3895, 6747, 7093, 7995, 9861, 10127, 11245, 11685, 16435, 21279, 30381, 33735, 35465, 42731, 49305, 50635, 92209, 106395, 128193, 134767, 151905, 213655, 276627, 404301, 461045, 640965, 673835, 1383135, 1751971, 2021505, 5255913, 8759855, 26279565]

約数ペア:

[(1, 26279565), (3, 8759855), (5, 5255913), (13, 2021505), (15, 1751971), (19, 1383135), (39, 673835), (41, 640965), (57, 461045), (65, 404301), (95, 276627), (123, 213655), (173, 151905), (195, 134767), (205, 128193), (247, 106395), (285, 92209), (519, 50635), (533, 49305), (615, 42731), (741, 35465), (779, 33735), (865, 30381), (1235, 21279), (1599, 16435), (2249, 11685), (2337, 11245), (2595, 10127), (2665, 9861), (3287, 7995), (3705, 7093), (3895, 6747)]