81128403

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{530251}}^1$

素因数の和:530274

約数の個数: 12

約数和(自身を含む): 124078968

約数和(自身を除く): 42950565

約数列:

[1, 3, 9, 17, 51, 153, 530251, 1590753, 4772259, 9014267, 27042801, 81128403]

約数ペア:

[(1, 81128403), (3, 27042801), (9, 9014267), (17, 4772259), (51, 1590753), (153, 530251)]