668486522

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1117}}^1\times {\mathrm{2473}}^1$

素因数の和:3614

約数の個数: 24

約数和(自身を含む): 1103606868

約数和(自身を除く): 435120346

約数列:

[1, 2, 11, 22, 121, 242, 1117, 2234, 2473, 4946, 12287, 24574, 27203, 54406, 135157, 270314, 299233, 598466, 2762341, 5524682, 30385751, 60771502, 334243261, 668486522]

約数ペア:

[(1, 668486522), (2, 334243261), (11, 60771502), (22, 30385751), (121, 5524682), (242, 2762341), (1117, 598466), (2234, 299233), (2473, 270314), (4946, 135157), (12287, 54406), (24574, 27203)]