1378279

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 1703680

約数和(自身を除く): 325401

約数列:

[1, 7, 19, 43, 133, 241, 301, 817, 1687, 4579, 5719, 10363, 32053, 72541, 196897, 1378279]

約数ペア:

[(1, 1378279), (7, 196897), (19, 72541), (43, 32053), (133, 10363), (241, 5719), (301, 4579), (817, 1687)]