128557621

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 138801600

約数和(自身を除く): 10243979

約数列:

[1, 17, 83, 179, 509, 1411, 3043, 8653, 14857, 42247, 91111, 252569, 718199, 1548887, 7562213, 128557621]

約数ペア:

[(1, 128557621), (17, 7562213), (83, 1548887), (179, 718199), (509, 252569), (1411, 91111), (3043, 42247), (8653, 14857)]