87789519

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3919}}^1$

素因数の和:4075

約数の個数: 24

約数和(自身を含む): 134534400

約数和(自身を除く): 46744881

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 3919, 7467, 11757, 22401, 35271, 74461, 223383, 513389, 670149, 1540167, 4620501, 9754391, 29263173, 87789519]

約数ペア:

[(1, 87789519), (3, 29263173), (9, 9754391), (19, 4620501), (57, 1540167), (131, 670149), (171, 513389), (393, 223383), (1179, 74461), (2489, 35271), (3919, 22401), (7467, 11757)]