218441041

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{419}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 286191360

約数和(自身を除く): 67750319

約数列:

[1, 7, 13, 17, 91, 119, 221, 337, 419, 1547, 2359, 2933, 4381, 5447, 5729, 7123, 30667, 38129, 40103, 49861, 74477, 92599, 141203, 521339, 648193, 988421, 1835639, 2400451, 12849473, 16803157, 31205863, 218441041]

約数ペア:

[(1, 218441041), (7, 31205863), (13, 16803157), (17, 12849473), (91, 2400451), (119, 1835639), (221, 988421), (337, 648193), (419, 521339), (1547, 141203), (2359, 92599), (2933, 74477), (4381, 49861), (5447, 40103), (5729, 38129), (7123, 30667)]