1275697731

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 2287498752

約数和(自身を除く): 1011801021

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 97, 119, 187, 197, 231, 289, 291, 357, 561, 591, 679, 867, 1067, 1309, 1379, 1649, 2023, 2037, 2167, 3179, 3201, 3349, 3927, 4137, 4947, 6069, 6501, 7469, 9537, 10047, 11543, 15169, 18139, 19109, 22253, 22407, 23443, 28033, 34629, 36839, 45507, 54417, 56933, 57327, 66759, 70329, 84099, 110517, 126973, 133763, 170799, 196231, 210199, 257873, 308363, 324853, 380919, 398531, 401289, 588693, 626263, 630597, 773619, 925089, 974559, 1195593, 1471393, 1878789, 2158541, 2273971, 3573383, 4383841, 4414179, 5522501, 6475623, 6821913, 10720149, 13151523, 16567503, 25013681, 38657507, 60747511, 75041043, 115972521, 182242533, 425232577, 1275697731]

約数ペア:

[(1, 1275697731), (3, 425232577), (7, 182242533), (11, 115972521), (17, 75041043), (21, 60747511), (33, 38657507), (51, 25013681), (77, 16567503), (97, 13151523), (119, 10720149), (187, 6821913), (197, 6475623), (231, 5522501), (289, 4414179), (291, 4383841), (357, 3573383), (561, 2273971), (591, 2158541), (679, 1878789), (867, 1471393), (1067, 1195593), (1309, 974559), (1379, 925089), (1649, 773619), (2023, 630597), (2037, 626263), (2167, 588693), (3179, 401289), (3201, 398531), (3349, 380919), (3927, 324853), (4137, 308363), (4947, 257873), (6069, 210199), (6501, 196231), (7469, 170799), (9537, 133763), (10047, 126973), (11543, 110517), (15169, 84099), (18139, 70329), (19109, 66759), (22253, 57327), (22407, 56933), (23443, 54417), (28033, 45507), (34629, 36839)]