71745849

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{4397}}^1$

素因数の和:4454

約数の個数: 36

約数和(自身を含む): 123838884

約数和(自身を除く): 52093035

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 4397, 5439, 13191, 16317, 30779, 39573, 92337, 162689, 215453, 277011, 488067, 646359, 1138823, 1464201, 1939077, 3416469, 7971761, 10249407, 23915283, 71745849]

約数ペア:

[(1, 71745849), (3, 23915283), (7, 10249407), (9, 7971761), (21, 3416469), (37, 1939077), (49, 1464201), (63, 1138823), (111, 646359), (147, 488067), (259, 277011), (333, 215453), (441, 162689), (777, 92337), (1813, 39573), (2331, 30779), (4397, 16317), (5439, 13191)]