131178242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{265543}}^1$

素因数の和:265577

約数の個数: 16

約数和(自身を含む): 223056960

約数和(自身を除く): 91878718

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 265543, 531086, 3452059, 5045317, 6904118, 10090634, 65589121, 131178242]

約数ペア:

[(1, 131178242), (2, 65589121), (13, 10090634), (19, 6904118), (26, 5045317), (38, 3452059), (247, 531086), (494, 265543)]