668671690

素因数分解:

$2^1\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{60623}}^1$

素因数の和:61733

約数の個数: 16

約数和(自身を含む): 1204720128

約数和(自身を除く): 536048438

約数列:

[1, 2, 5, 10, 1103, 2206, 5515, 11030, 60623, 121246, 303115, 606230, 66867169, 133734338, 334335845, 668671690]

約数ペア:

[(1, 668671690), (2, 334335845), (5, 133734338), (10, 66867169), (1103, 606230), (2206, 303115), (5515, 121246), (11030, 60623)]