7872908

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 14126112

約数和(自身を除く): 6253204

約数列:

[1, 2, 4, 97, 103, 194, 197, 206, 388, 394, 412, 788, 9991, 19109, 19982, 20291, 38218, 39964, 40582, 76436, 81164, 1968227, 3936454, 7872908]

約数ペア:

[(1, 7872908), (2, 3936454), (4, 1968227), (97, 81164), (103, 76436), (194, 40582), (197, 39964), (206, 38218), (388, 20291), (394, 19982), (412, 19109), (788, 9991)]