201840681

素因数分解:

$3^1\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{7243}}^1$

素因数の和:8580

約数の個数: 16

約数和(自身を含む): 307841024

約数和(自身を除く): 106000343

約数列:

[1, 3, 7, 21, 1327, 3981, 7243, 9289, 21729, 27867, 50701, 152103, 9611461, 28834383, 67280227, 201840681]

約数ペア:

[(1, 201840681), (3, 67280227), (7, 28834383), (21, 9611461), (1327, 152103), (3981, 50701), (7243, 27867), (9289, 21729)]