209021901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{41947}}^1$

素因数の和:42112

約数の個数: 16

約数和(自身を含む): 306052608

約数和(自身を除く): 97030707

約数列:

[1, 3, 11, 33, 151, 453, 1661, 4983, 41947, 125841, 461417, 1384251, 6333997, 19001991, 69673967, 209021901]

約数ペア:

[(1, 209021901), (3, 69673967), (11, 19001991), (33, 6333997), (151, 1384251), (453, 461417), (1661, 125841), (4983, 41947)]