138178885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 183617280

約数和(自身を除く): 45438395

約数列:

[1, 5, 13, 59, 65, 137, 263, 295, 685, 767, 1315, 1781, 3419, 3835, 8083, 8905, 15517, 17095, 36031, 40415, 77585, 105079, 180155, 201721, 468403, 525395, 1008605, 2125829, 2342015, 10629145, 27635777, 138178885]

約数ペア:

[(1, 138178885), (5, 27635777), (13, 10629145), (59, 2342015), (65, 2125829), (137, 1008605), (263, 525395), (295, 468403), (685, 201721), (767, 180155), (1315, 105079), (1781, 77585), (3419, 40415), (3835, 36031), (8083, 17095), (8905, 15517)]