155420874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{64921}}^1$

素因数の和:64955

約数の個数: 48

約数和(自身を含む): 405113280

約数和(自身を除く): 249692406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 64921, 129842, 194763, 389526, 454447, 584289, 908894, 1168578, 1233499, 1363341, 2466998, 2726682, 3700497, 4090023, 7400994, 8180046, 8634493, 11101491, 17268986, 22202982, 25903479, 51806958, 77710437, 155420874]

約数ペア:

[(1, 155420874), (2, 77710437), (3, 51806958), (6, 25903479), (7, 22202982), (9, 17268986), (14, 11101491), (18, 8634493), (19, 8180046), (21, 7400994), (38, 4090023), (42, 3700497), (57, 2726682), (63, 2466998), (114, 1363341), (126, 1233499), (133, 1168578), (171, 908894), (266, 584289), (342, 454447), (399, 389526), (798, 194763), (1197, 129842), (2394, 64921)]