213181919

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{967}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 230926080

約数和(自身を除く): 17744161

約数列:

[1, 19, 41, 283, 779, 967, 5377, 11603, 18373, 39647, 220457, 273661, 753293, 5199559, 11220101, 213181919]

約数ペア:

[(1, 213181919), (19, 11220101), (41, 5199559), (283, 753293), (779, 273661), (967, 220457), (5377, 39647), (11603, 18373)]