690079487

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 796884480

約数和(自身を除く): 106804993

約数列:

[1, 17, 19, 41, 107, 323, 487, 697, 779, 1819, 2033, 4387, 8279, 9253, 13243, 19967, 34561, 52109, 74579, 83353, 157301, 339439, 379373, 885853, 990071, 1417001, 2136469, 6449341, 16831207, 36319973, 40592911, 690079487]

約数ペア:

[(1, 690079487), (17, 40592911), (19, 36319973), (41, 16831207), (107, 6449341), (323, 2136469), (487, 1417001), (697, 990071), (779, 885853), (1819, 379373), (2033, 339439), (4387, 157301), (8279, 83353), (9253, 74579), (13243, 52109), (19967, 34561)]