13725873

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{977}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 22783488

約数和(自身を除く): 9057615

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 977, 1561, 2007, 2931, 4683, 6839, 8793, 14049, 20517, 61551, 217871, 653613, 1525097, 1960839, 4575291, 13725873]

約数ペア:

[(1, 13725873), (3, 4575291), (7, 1960839), (9, 1525097), (21, 653613), (63, 217871), (223, 61551), (669, 20517), (977, 14049), (1561, 8793), (2007, 6839), (2931, 4683)]