13945239

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20123}}^1$

素因数の和:20147

約数の個数: 24

約数和(自身を含む): 25114752

約数和(自身を除く): 11169513

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 20123, 60369, 140861, 181107, 221353, 422583, 664059, 1267749, 1549471, 1992177, 4648413, 13945239]

約数ペア:

[(1, 13945239), (3, 4648413), (7, 1992177), (9, 1549471), (11, 1267749), (21, 664059), (33, 422583), (63, 221353), (77, 181107), (99, 140861), (231, 60369), (693, 20123)]