28238511

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36343}}^1$

素因数の和:36390

約数の個数: 16

約数和(自身を含む): 44194304

約数和(自身を除く): 15955793

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36343, 109029, 254401, 763203, 1344691, 4034073, 9412837, 28238511]

約数ペア:

[(1, 28238511), (3, 9412837), (7, 4034073), (21, 1344691), (37, 763203), (111, 254401), (259, 109029), (777, 36343)]