86866905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 143555328

約数和(自身を除く): 56688423

約数列:

[1, 3, 5, 15, 41, 123, 137, 205, 411, 615, 685, 1031, 2055, 3093, 5155, 5617, 15465, 16851, 28085, 42271, 84255, 126813, 141247, 211355, 423741, 634065, 706235, 2118705, 5791127, 17373381, 28955635, 86866905]

約数ペア:

[(1, 86866905), (3, 28955635), (5, 17373381), (15, 5791127), (41, 2118705), (123, 706235), (137, 634065), (205, 423741), (411, 211355), (615, 141247), (685, 126813), (1031, 84255), (2055, 42271), (3093, 28085), (5155, 16851), (5617, 15465)]