131224782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{1019}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 286709760

約数和(自身を除く): 155484978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 169, 254, 338, 381, 507, 762, 1014, 1019, 1651, 2038, 3057, 3302, 4953, 6114, 9906, 13247, 21463, 26494, 39741, 42926, 64389, 79482, 128778, 129413, 172211, 258826, 344422, 388239, 516633, 776478, 1033266, 1682369, 3364738, 5047107, 10094214, 21870797, 43741594, 65612391, 131224782]

約数ペア:

[(1, 131224782), (2, 65612391), (3, 43741594), (6, 21870797), (13, 10094214), (26, 5047107), (39, 3364738), (78, 1682369), (127, 1033266), (169, 776478), (254, 516633), (338, 388239), (381, 344422), (507, 258826), (762, 172211), (1014, 129413), (1019, 128778), (1651, 79482), (2038, 64389), (3057, 42926), (3302, 39741), (4953, 26494), (6114, 21463), (9906, 13247)]