27717291

素因数分解:

$3^2\times 7^2\times {\mathrm{62851}}^1$

素因数の和:62871

約数の個数: 18

約数和(自身を含む): 46573332

約数和(自身を除く): 18856041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 62851, 188553, 439957, 565659, 1319871, 3079699, 3959613, 9239097, 27717291]

約数ペア:

[(1, 27717291), (3, 9239097), (7, 3959613), (9, 3079699), (21, 1319871), (49, 565659), (63, 439957), (147, 188553), (441, 62851)]