81538467

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1\times {\mathrm{1249}}^1$

素因数の和:1762

約数の個数: 16

約数和(自身を含む): 111360000

約数和(自身を除く): 29821533

約数列:

[1, 3, 47, 141, 463, 1249, 1389, 3747, 21761, 58703, 65283, 176109, 578287, 1734861, 27179489, 81538467]

約数ペア:

[(1, 81538467), (3, 27179489), (47, 1734861), (141, 578287), (463, 176109), (1249, 65283), (1389, 58703), (3747, 21761)]