28640646

素因数分解:

$2^1\times 3^2\times {\mathrm{719}}^1\times {\mathrm{2213}}^1$

素因数の和:2940

約数の個数: 24

約数和(自身を含む): 62169120

約数和(自身を除く): 33528474

約数列:

[1, 2, 3, 6, 9, 18, 719, 1438, 2157, 2213, 4314, 4426, 6471, 6639, 12942, 13278, 19917, 39834, 1591147, 3182294, 4773441, 9546882, 14320323, 28640646]

約数ペア:

[(1, 28640646), (2, 14320323), (3, 9546882), (6, 4773441), (9, 3182294), (18, 1591147), (719, 39834), (1438, 19917), (2157, 13278), (2213, 12942), (4314, 6639), (4426, 6471)]