1329557778

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1996333}}^1$

素因数の和:1996378

約数の個数: 24

約数和(自身を含む): 2958566988

約数和(自身を除く): 1629009210

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 1996333, 3992666, 5988999, 11977998, 17966997, 35933994, 73864321, 147728642, 221592963, 443185926, 664778889, 1329557778]

約数ペア:

[(1, 1329557778), (2, 664778889), (3, 443185926), (6, 221592963), (9, 147728642), (18, 73864321), (37, 35933994), (74, 17966997), (111, 11977998), (222, 5988999), (333, 3992666), (666, 1996333)]