38521161

素因数分解:

$3^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{991}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 63757824

約数和(自身を除く): 25236663

約数列:

[1, 3, 7, 9, 21, 63, 617, 991, 1851, 2973, 4319, 5553, 6937, 8919, 12957, 20811, 38871, 62433, 611447, 1834341, 4280129, 5503023, 12840387, 38521161]

約数ペア:

[(1, 38521161), (3, 12840387), (7, 5503023), (9, 4280129), (21, 1834341), (63, 611447), (617, 62433), (991, 38871), (1851, 20811), (2973, 12957), (4319, 8919), (5553, 6937)]