40805989

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 47443968

約数和(自身を除く): 6637979

約数列:

[1, 7, 127, 197, 233, 889, 1379, 1631, 25019, 29591, 45901, 175133, 207137, 321307, 5829427, 40805989]

約数ペア:

[(1, 40805989), (7, 5829427), (127, 321307), (197, 207137), (233, 175133), (889, 45901), (1379, 29591), (1631, 25019)]