28892666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{13003}}^1$

素因数の和:13117

約数の個数: 16

約数和(自身を含む): 47750688

約数和(自身を除く): 18858022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 13003, 26006, 143033, 286066, 1313303, 2626606, 14446333, 28892666]

約数ペア:

[(1, 28892666), (2, 14446333), (11, 2626606), (22, 1313303), (101, 286066), (202, 143033), (1111, 26006), (2222, 13003)]