81493143291

素因数分解:

$3^2\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1190011}}^1$

素因数の和:1191111

約数の個数: 24

約数和(自身を含む): 134652237824

約数和(自身を除く): 53159094533

約数列:

[1, 3, 7, 9, 21, 63, 1087, 3261, 7609, 9783, 22827, 68481, 1190011, 3570033, 8330077, 10710099, 24990231, 74970693, 1293541957, 3880625871, 9054793699, 11641877613, 27164381097, 81493143291]

約数ペア:

[(1, 81493143291), (3, 27164381097), (7, 11641877613), (9, 9054793699), (21, 3880625871), (63, 1293541957), (1087, 74970693), (3261, 24990231), (7609, 10710099), (9783, 8330077), (22827, 3570033), (68481, 1190011)]