389104268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17839}}^1$

素因数の和:17910

約数の個数: 48

約数和(自身を含む): 839193600

約数和(自身を除く): 450089332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 3116, 5453, 10906, 17839, 21812, 35678, 71356, 124873, 249746, 338941, 499492, 677882, 731399, 1355764, 1462798, 2372587, 2925596, 4745174, 5119793, 9490348, 10239586, 13896581, 20479172, 27793162, 55586324, 97276067, 194552134, 389104268]

約数ペア:

[(1, 389104268), (2, 194552134), (4, 97276067), (7, 55586324), (14, 27793162), (19, 20479172), (28, 13896581), (38, 10239586), (41, 9490348), (76, 5119793), (82, 4745174), (133, 2925596), (164, 2372587), (266, 1462798), (287, 1355764), (532, 731399), (574, 677882), (779, 499492), (1148, 338941), (1558, 249746), (3116, 124873), (5453, 71356), (10906, 35678), (17839, 21812)]