200913555

素因数分解:

$3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{21227}}^1$

素因数の和:21866

約数の個数: 16

約数和(自身を含む): 321986304

約数和(自身を除く): 121072749

約数列:

[1, 3, 5, 15, 631, 1893, 3155, 9465, 21227, 63681, 106135, 318405, 13394237, 40182711, 66971185, 200913555]

約数ペア:

[(1, 200913555), (3, 66971185), (5, 40182711), (15, 13394237), (631, 318405), (1893, 106135), (3155, 63681), (9465, 21227)]