72387009

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{653}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 106615080

約数和(自身を除く): 34228071

約数列:

[1, 3, 9, 109, 113, 327, 339, 653, 981, 1017, 1959, 5877, 12317, 36951, 71177, 73789, 110853, 213531, 221367, 640593, 664101, 8043001, 24129003, 72387009]

約数ペア:

[(1, 72387009), (3, 24129003), (9, 8043001), (109, 664101), (113, 640593), (327, 221367), (339, 213531), (653, 110853), (981, 73789), (1017, 71177), (1959, 36951), (5877, 12317)]