82480881

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{151}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 136872960

約数和(自身を除く): 54392079

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 151, 259, 399, 453, 703, 777, 1057, 1369, 2109, 2869, 3171, 4107, 4921, 5587, 8607, 9583, 14763, 16761, 20083, 26011, 28749, 39109, 60249, 78033, 106153, 117327, 182077, 206719, 318459, 546231, 620157, 743071, 1447033, 2229213, 3927661, 4341099, 11782983, 27493627, 82480881]

約数ペア:

[(1, 82480881), (3, 27493627), (7, 11782983), (19, 4341099), (21, 3927661), (37, 2229213), (57, 1447033), (111, 743071), (133, 620157), (151, 546231), (259, 318459), (399, 206719), (453, 182077), (703, 117327), (777, 106153), (1057, 78033), (1369, 60249), (2109, 39109), (2869, 28749), (3171, 26011), (4107, 20083), (4921, 16761), (5587, 14763), (8607, 9583)]