1221566338

素因数分解:

$2^1\times {\mathrm{661}}^1\times {\mathrm{673}}^1\times {\mathrm{1373}}^1$

素因数の和:2709

約数の個数: 16

約数和(自身を含む): 1839186936

約数和(自身を除く): 617620598

約数列:

[1, 2, 661, 673, 1322, 1346, 1373, 2746, 444853, 889706, 907553, 924029, 1815106, 1848058, 610783169, 1221566338]

約数ペア:

[(1, 1221566338), (2, 610783169), (661, 1848058), (673, 1815106), (1322, 924029), (1346, 907553), (1373, 889706), (2746, 444853)]