1555339981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{17443}}^1$

素因数の和:17513

約数の個数: 16

約数和(自身を含む): 1768123840

約数和(自身を除く): 212783859

約数列:

[1, 13, 19, 247, 361, 4693, 6859, 17443, 89167, 226759, 331417, 4308421, 6296923, 81859999, 119641537, 1555339981]

約数ペア:

[(1, 1555339981), (13, 119641537), (19, 81859999), (247, 6296923), (361, 4308421), (4693, 331417), (6859, 226759), (17443, 89167)]