201378815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1801}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 280247040

約数和(自身を除く): 78868225

約数列:

[1, 5, 11, 19, 55, 95, 107, 209, 535, 1045, 1177, 1801, 2033, 5885, 9005, 10165, 19811, 22363, 34219, 99055, 111815, 171095, 192707, 376409, 963535, 1882045, 2119777, 3661433, 10598885, 18307165, 40275763, 201378815]

約数ペア:

[(1, 201378815), (5, 40275763), (11, 18307165), (19, 10598885), (55, 3661433), (95, 2119777), (107, 1882045), (209, 963535), (535, 376409), (1045, 192707), (1177, 171095), (1801, 111815), (2033, 99055), (5885, 34219), (9005, 22363), (10165, 19811)]