1217753405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{81701}}^1$

素因数の和:81988

約数の個数: 16

約数和(自身を含む): 1600051968

約数和(自身を除く): 382298563

約数列:

[1, 5, 11, 55, 271, 1355, 2981, 14905, 81701, 408505, 898711, 4493555, 22140971, 110704855, 243550681, 1217753405]

約数ペア:

[(1, 1217753405), (5, 243550681), (11, 110704855), (55, 22140971), (271, 4493555), (1355, 898711), (2981, 408505), (14905, 81701)]