28270371

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{3671}}^1$

素因数の和:3842

約数の個数: 16

約数和(自身を含む): 40186368

約数和(自身を除く): 11915997

約数列:

[1, 3, 17, 51, 151, 453, 2567, 3671, 7701, 11013, 62407, 187221, 554321, 1662963, 9423457, 28270371]

約数ペア:

[(1, 28270371), (3, 9423457), (17, 1662963), (51, 554321), (151, 187221), (453, 62407), (2567, 11013), (3671, 7701)]