987453018

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{55921}}^1$

素因数の和:56044

約数の個数: 40

約数和(自身を含む): 2232965460

約数和(自身を除く): 1245512442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1962, 2943, 5886, 8829, 17658, 55921, 111842, 167763, 335526, 503289, 1006578, 1509867, 3019734, 4529601, 6095389, 9059202, 12190778, 18286167, 36572334, 54858501, 109717002, 164575503, 329151006, 493726509, 987453018]

約数ペア:

[(1, 987453018), (2, 493726509), (3, 329151006), (6, 164575503), (9, 109717002), (18, 54858501), (27, 36572334), (54, 18286167), (81, 12190778), (109, 9059202), (162, 6095389), (218, 4529601), (327, 3019734), (654, 1509867), (981, 1006578), (1962, 503289), (2943, 335526), (5886, 167763), (8829, 111842), (17658, 55921)]