131908931

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 176504832

約数和(自身を除く): 44595901

約数列:

[1, 7, 11, 41, 47, 49, 77, 127, 287, 329, 451, 517, 539, 889, 1397, 1927, 2009, 2303, 3157, 3619, 5207, 5969, 6223, 9779, 13489, 21197, 22099, 25333, 36449, 41783, 57277, 65659, 68453, 94423, 148379, 244729, 255143, 292481, 400939, 459613, 1038653, 1713103, 2692019, 2806573, 3217291, 11991721, 18844133, 131908931]

約数ペア:

[(1, 131908931), (7, 18844133), (11, 11991721), (41, 3217291), (47, 2806573), (49, 2692019), (77, 1713103), (127, 1038653), (287, 459613), (329, 400939), (451, 292481), (517, 255143), (539, 244729), (889, 148379), (1397, 94423), (1927, 68453), (2009, 65659), (2303, 57277), (3157, 41783), (3619, 36449), (5207, 25333), (5969, 22099), (6223, 21197), (9779, 13489)]