28639404

素因数分解:

$2^2\times 3^2\times {\mathrm{795539}}^1$

素因数の和:795549

約数の個数: 18

約数和(自身を含む): 72394140

約数和(自身を除く): 43754736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 795539, 1591078, 2386617, 3182156, 4773234, 7159851, 9546468, 14319702, 28639404]

約数ペア:

[(1, 28639404), (2, 14319702), (3, 9546468), (4, 7159851), (6, 4773234), (9, 3182156), (12, 2386617), (18, 1591078), (36, 795539)]