636685959

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1579}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 1069192320

約数和(自身を除く): 432506361

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 211, 273, 633, 637, 1477, 1579, 1911, 2743, 4431, 4737, 8229, 10339, 11053, 19201, 20527, 31017, 33159, 57603, 61581, 77371, 134407, 143689, 232113, 333169, 403221, 431067, 999507, 1005823, 2332183, 3017469, 4331197, 6996549, 12993591, 16325281, 30318379, 48975843, 90955137, 212228653, 636685959]

約数ペア:

[(1, 636685959), (3, 212228653), (7, 90955137), (13, 48975843), (21, 30318379), (39, 16325281), (49, 12993591), (91, 6996549), (147, 4331197), (211, 3017469), (273, 2332183), (633, 1005823), (637, 999507), (1477, 431067), (1579, 403221), (1911, 333169), (2743, 232113), (4431, 143689), (4737, 134407), (8229, 77371), (10339, 61581), (11053, 57603), (19201, 33159), (20527, 31017)]