51108981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{221251}}^1$

素因数の和:221272

約数の個数: 16

約数和(自身を含む): 84960768

約数和(自身を除く): 33851787

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 221251, 663753, 1548757, 2433761, 4646271, 7301283, 17036327, 51108981]

約数ペア:

[(1, 51108981), (3, 17036327), (7, 7301283), (11, 4646271), (21, 2433761), (33, 1548757), (77, 663753), (231, 221251)]