131619327

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{329873}}^1$

素因数の和:329902

約数の個数: 16

約数和(自身を含む): 211119360

約数和(自身を除く): 79500033

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 329873, 989619, 2309111, 6267587, 6927333, 18802761, 43873109, 131619327]

約数ペア:

[(1, 131619327), (3, 43873109), (7, 18802761), (19, 6927333), (21, 6267587), (57, 2309111), (133, 989619), (399, 329873)]