999019007

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{3271}}^1$

素因数の和:3579

約数の個数: 24

約数和(自身を含む): 1217498112

約数和(自身を除く): 218479105

約数列:

[1, 7, 23, 49, 161, 271, 1127, 1897, 3271, 6233, 13279, 22897, 43631, 75233, 160279, 305417, 526631, 886441, 3686417, 6205087, 20388143, 43435609, 142717001, 999019007]

約数ペア:

[(1, 999019007), (7, 142717001), (23, 43435609), (49, 20388143), (161, 6205087), (271, 3686417), (1127, 886441), (1897, 526631), (3271, 305417), (6233, 160279), (13279, 75233), (22897, 43631)]