27783567

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2617

約数の個数: 40

約数和(自身を含む): 49948800

約数和(自身を除く): 22165233

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 2579, 3591, 7737, 10773, 18053, 23211, 49001, 54159, 69633, 147003, 162477, 208899, 343007, 441009, 487431, 1029021, 1323027, 1462293, 3087063, 3969081, 9261189, 27783567]

約数ペア:

[(1, 27783567), (3, 9261189), (7, 3969081), (9, 3087063), (19, 1462293), (21, 1323027), (27, 1029021), (57, 487431), (63, 441009), (81, 343007), (133, 208899), (171, 162477), (189, 147003), (399, 69633), (513, 54159), (567, 49001), (1197, 23211), (1539, 18053), (2579, 10773), (3591, 7737)]