10891265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28289}}^1$

素因数の和:28312

約数の個数: 16

約数和(自身を含む): 16295040

約数和(自身を除く): 5403775

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 28289, 141445, 198023, 311179, 990115, 1555895, 2178253, 10891265]

約数ペア:

[(1, 10891265), (5, 2178253), (7, 1555895), (11, 990115), (35, 311179), (55, 198023), (77, 141445), (385, 28289)]