27981021

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{271}}^2$

素因数の和:672

約数の個数: 12

約数和(自身を含む): 37741056

約数和(自身を除く): 9760035

約数列:

[1, 3, 127, 271, 381, 813, 34417, 73441, 103251, 220323, 9327007, 27981021]

約数ペア:

[(1, 27981021), (3, 9327007), (127, 220323), (271, 103251), (381, 73441), (813, 34417)]