88765131

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 155724800

約数和(自身を除く): 66959669

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 109, 133, 157, 247, 273, 327, 399, 471, 741, 763, 1099, 1417, 1729, 2041, 2071, 2289, 2983, 3297, 4251, 5187, 6123, 6213, 8949, 9919, 14287, 14497, 17113, 20881, 26923, 29757, 38779, 42861, 43491, 51339, 62643, 80769, 116337, 119791, 188461, 222469, 271453, 325147, 359373, 565383, 667407, 814359, 975441, 1557283, 2276029, 4226911, 4671849, 6828087, 12680733, 29588377, 88765131]

約数ペア:

[(1, 88765131), (3, 29588377), (7, 12680733), (13, 6828087), (19, 4671849), (21, 4226911), (39, 2276029), (57, 1557283), (91, 975441), (109, 814359), (133, 667407), (157, 565383), (247, 359373), (273, 325147), (327, 271453), (399, 222469), (471, 188461), (741, 119791), (763, 116337), (1099, 80769), (1417, 62643), (1729, 51339), (2041, 43491), (2071, 42861), (2289, 38779), (2983, 29757), (3297, 26923), (4251, 20881), (5187, 17113), (6123, 14497), (6213, 14287), (8949, 9919)]