81980907

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{1231}}^1$

素因数の和:1594

約数の個数: 16

約数和(自身を含む): 111175680

約数和(自身を除く): 29194773

約数列:

[1, 3, 79, 237, 281, 843, 1231, 3693, 22199, 66597, 97249, 291747, 345911, 1037733, 27326969, 81980907]

約数ペア:

[(1, 81980907), (3, 27326969), (79, 1037733), (237, 345911), (281, 291747), (843, 97249), (1231, 66597), (3693, 22199)]