201378511

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 225212400

約数和(自身を除く): 23833889

約数列:

[1, 19, 31, 41, 269, 589, 779, 961, 1271, 5111, 8339, 11029, 18259, 24149, 39401, 158441, 209551, 258509, 341899, 748619, 4911671, 6496081, 10598869, 201378511]

約数ペア:

[(1, 201378511), (19, 10598869), (31, 6496081), (41, 4911671), (269, 748619), (589, 341899), (779, 258509), (961, 209551), (1271, 158441), (5111, 39401), (8339, 24149), (11029, 18259)]