28819417

素因数分解:

${\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 4888103

約数列:

[1, 11, 29, 43, 121, 191, 319, 473, 1247, 2101, 3509, 5203, 5539, 8213, 13717, 23111, 60929, 90343, 150887, 238177, 670219, 993773, 2619947, 28819417]

約数ペア:

[(1, 28819417), (11, 2619947), (29, 993773), (43, 670219), (121, 238177), (191, 150887), (319, 90343), (473, 60929), (1247, 23111), (2101, 13717), (3509, 8213), (5203, 5539)]