289774877

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1493}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 358685496

約数和(自身を除く): 68910619

約数列:

[1, 7, 17, 49, 119, 233, 833, 1493, 1631, 3961, 10451, 11417, 25381, 27727, 73157, 177667, 194089, 347869, 1243669, 2435083, 5913773, 17045581, 41396411, 289774877]

約数ペア:

[(1, 289774877), (7, 41396411), (17, 17045581), (49, 5913773), (119, 2435083), (233, 1243669), (833, 347869), (1493, 194089), (1631, 177667), (3961, 73157), (10451, 27727), (11417, 25381)]