639854279

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{6761}}^1$

素因数の和:7090

約数の個数: 16

約数和(自身を含む): 715690080

約数和(自身を除く): 75835801

約数列:

[1, 17, 19, 293, 323, 4981, 5567, 6761, 94639, 114937, 128459, 1980973, 2183803, 33676541, 37638487, 639854279]

約数ペア:

[(1, 639854279), (17, 37638487), (19, 33676541), (293, 2183803), (323, 1980973), (4981, 128459), (5567, 114937), (6761, 94639)]