138703439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{22189}}^1$

素因数の和:22262

約数の個数: 16

約数和(自身を含む): 170419200

約数和(自身を除く): 31715761

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 22189, 155323, 421591, 1042883, 2951137, 7300181, 19814777, 138703439]

約数ペア:

[(1, 138703439), (7, 19814777), (19, 7300181), (47, 2951137), (133, 1042883), (329, 421591), (893, 155323), (6251, 22189)]