221557.0000000

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:593

約数の個数: 16

約数和(自身を含む): 12004200

約数和(自身を除く): 4179854

約数列:

[1, 2, 89, 113, 178, 226, 389, 778, 10057, 20114, 34621, 43957, 69242, 87914, 3912173, 7824346]

約数ペア:

[(1, 7824346), (2, 3912173), (89, 87914), (113, 69242), (178, 43957), (226, 34621), (389, 20114), (778, 10057)]