2891218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1163}}^1$

素因数の和:1289

約数の個数: 16

約数和(自身を含む): 4777056

約数和(自身を除く): 1885838

約数列:

[1, 2, 11, 22, 113, 226, 1163, 1243, 2326, 2486, 12793, 25586, 131419, 262838, 1445609, 2891218]

約数ペア:

[(1, 2891218), (2, 1445609), (11, 262838), (22, 131419), (113, 25586), (226, 12793), (1163, 2486), (1243, 2326)]