27280197

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2503}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 45312384

約数和(自身を除く): 18032187

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 2503, 3633, 7509, 10899, 17521, 22527, 52563, 157689, 433019, 1299057, 3031133, 3897171, 9093399, 27280197]

約数ペア:

[(1, 27280197), (3, 9093399), (7, 3897171), (9, 3031133), (21, 1299057), (63, 433019), (173, 157689), (519, 52563), (1211, 22527), (1557, 17521), (2503, 10899), (3633, 7509)]