31691946

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 76285440

約数和(自身を除く): 44593494

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 43, 66, 78, 86, 129, 143, 258, 286, 429, 473, 559, 858, 859, 946, 1118, 1419, 1677, 1718, 2577, 2838, 3354, 5154, 6149, 9449, 11167, 12298, 18447, 18898, 22334, 28347, 33501, 36894, 36937, 56694, 67002, 73874, 110811, 122837, 221622, 245674, 368511, 406307, 480181, 737022, 812614, 960362, 1218921, 1440543, 2437842, 2881086, 5281991, 10563982, 15845973, 31691946]

約数ペア:

[(1, 31691946), (2, 15845973), (3, 10563982), (6, 5281991), (11, 2881086), (13, 2437842), (22, 1440543), (26, 1218921), (33, 960362), (39, 812614), (43, 737022), (66, 480181), (78, 406307), (86, 368511), (129, 245674), (143, 221622), (258, 122837), (286, 110811), (429, 73874), (473, 67002), (559, 56694), (858, 36937), (859, 36894), (946, 33501), (1118, 28347), (1419, 22334), (1677, 18898), (1718, 18447), (2577, 12298), (2838, 11167), (3354, 9449), (5154, 6149)]