81367954

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{2711}}^1$

素因数の和:3105

約数の個数: 16

約数和(自身を含む): 125294400

約数和(自身を除く): 43926446

約数列:

[1, 2, 43, 86, 349, 698, 2711, 5422, 15007, 30014, 116573, 233146, 946139, 1892278, 40683977, 81367954]

約数ペア:

[(1, 81367954), (2, 40683977), (43, 1892278), (86, 946139), (349, 233146), (698, 116573), (2711, 30014), (5422, 15007)]