131789812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{5557}}^1$

素因数の和:5597

約数の個数: 54

約数和(自身を含む): 294946386

約数和(自身を除く): 163156574

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3388, 5557, 5929, 11114, 11858, 22228, 23716, 38899, 61127, 77798, 122254, 155596, 244508, 272293, 427889, 544586, 672397, 855778, 1089172, 1344794, 1711556, 2689588, 2995223, 4706779, 5990446, 9413558, 11980892, 18827116, 32947453, 65894906, 131789812]

約数ペア:

[(1, 131789812), (2, 65894906), (4, 32947453), (7, 18827116), (11, 11980892), (14, 9413558), (22, 5990446), (28, 4706779), (44, 2995223), (49, 2689588), (77, 1711556), (98, 1344794), (121, 1089172), (154, 855778), (196, 672397), (242, 544586), (308, 427889), (484, 272293), (539, 244508), (847, 155596), (1078, 122254), (1694, 77798), (2156, 61127), (3388, 38899), (5557, 23716), (5929, 22228), (11114, 11858)]