27831895

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61169}}^1$

素因数の和:61194

約数の個数: 16

約数和(自身を含む): 41106240

約数和(自身を除く): 13274345

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 61169, 305845, 428183, 795197, 2140915, 3975985, 5566379, 27831895]

約数ペア:

[(1, 27831895), (5, 5566379), (7, 3975985), (13, 2140915), (35, 795197), (65, 428183), (91, 305845), (455, 61169)]