16865766

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 22325274

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 71, 83, 106, 142, 159, 166, 213, 249, 318, 426, 477, 498, 639, 747, 954, 1278, 1431, 1494, 1917, 2241, 2862, 3763, 3834, 4399, 4482, 5893, 7526, 8798, 11289, 11786, 13197, 17679, 22578, 26394, 33867, 35358, 39591, 53037, 67734, 79182, 101601, 106074, 118773, 159111, 203202, 237546, 312329, 318222, 624658, 936987, 1873974, 2810961, 5621922, 8432883, 16865766]

約数ペア:

[(1, 16865766), (2, 8432883), (3, 5621922), (6, 2810961), (9, 1873974), (18, 936987), (27, 624658), (53, 318222), (54, 312329), (71, 237546), (83, 203202), (106, 159111), (142, 118773), (159, 106074), (166, 101601), (213, 79182), (249, 67734), (318, 53037), (426, 39591), (477, 35358), (498, 33867), (639, 26394), (747, 22578), (954, 17679), (1278, 13197), (1431, 11786), (1494, 11289), (1917, 8798), (2241, 7526), (2862, 5893), (3763, 4482), (3834, 4399)]