27991218

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{12923}}^1$

素因数の和:12966

約数の個数: 24

約数和(自身を含む): 59088528

約数和(自身を除く): 31097310

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 12923, 25846, 38769, 77538, 245537, 491074, 736611, 1473222, 4665203, 9330406, 13995609, 27991218]

約数ペア:

[(1, 27991218), (2, 13995609), (3, 9330406), (6, 4665203), (19, 1473222), (38, 736611), (57, 491074), (114, 245537), (361, 77538), (722, 38769), (1083, 25846), (2166, 12923)]