201980519

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 233346960

約数和(自身を除く): 31366441

約数列:

[1, 13, 17, 169, 221, 229, 307, 2873, 2977, 3893, 3991, 5219, 38701, 50609, 51883, 67847, 70303, 657917, 882011, 913939, 1195151, 11881207, 15536963, 201980519]

約数ペア:

[(1, 201980519), (13, 15536963), (17, 11881207), (169, 1195151), (221, 913939), (229, 882011), (307, 657917), (2873, 70303), (2977, 67847), (3893, 51883), (3991, 50609), (5219, 38701)]