81879042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1949501}}^1$

素因数の和:1949513

約数の個数: 16

約数和(自身を含む): 187152192

約数和(自身を除く): 105273150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1949501, 3899002, 5848503, 11697006, 13646507, 27293014, 40939521, 81879042]

約数ペア:

[(1, 81879042), (2, 40939521), (3, 27293014), (6, 13646507), (7, 11697006), (14, 5848503), (21, 3899002), (42, 1949501)]