87981172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8837}}^1$

素因数の和:8991

約数の個数: 24

約数和(自身を含む): 163326240

約数和(自身を除く): 75345068

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 8837, 9956, 17674, 35348, 167903, 335806, 671612, 1157647, 2315294, 4630588, 21995293, 43990586, 87981172]

約数ペア:

[(1, 87981172), (2, 43990586), (4, 21995293), (19, 4630588), (38, 2315294), (76, 1157647), (131, 671612), (262, 335806), (524, 167903), (2489, 35348), (4978, 17674), (8837, 9956)]