210894908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1123}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 445643520

約数和(自身を除く): 234748612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 353, 532, 706, 1123, 1412, 2246, 2471, 4492, 4942, 6707, 7861, 9884, 13414, 15722, 21337, 26828, 31444, 42674, 46949, 85348, 93898, 149359, 187796, 298718, 396419, 597436, 792838, 1585676, 2774933, 5549866, 7531961, 11099732, 15063922, 30127844, 52723727, 105447454, 210894908]

約数ペア:

[(1, 210894908), (2, 105447454), (4, 52723727), (7, 30127844), (14, 15063922), (19, 11099732), (28, 7531961), (38, 5549866), (76, 2774933), (133, 1585676), (266, 792838), (353, 597436), (532, 396419), (706, 298718), (1123, 187796), (1412, 149359), (2246, 93898), (2471, 85348), (4492, 46949), (4942, 42674), (6707, 31444), (7861, 26828), (9884, 21337), (13414, 15722)]