291267218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{117163}}^1$

素因数の和:117289

約数の個数: 16

約数和(自身を含む): 480841056

約数和(自身を除く): 189573838

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 117163, 234326, 1288793, 2577586, 13239419, 26478838, 145633609, 291267218]

約数ペア:

[(1, 291267218), (2, 145633609), (11, 26478838), (22, 13239419), (113, 2577586), (226, 1288793), (1243, 234326), (2486, 117163)]