42139454

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{158419}}^1$

素因数の和:158447

約数の個数: 16

約数和(自身を含む): 76041600

約数和(自身を除く): 33902146

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 158419, 316838, 1108933, 2217866, 3009961, 6019922, 21069727, 42139454]

約数ペア:

[(1, 42139454), (2, 21069727), (7, 6019922), (14, 3009961), (19, 2217866), (38, 1108933), (133, 316838), (266, 158419)]