81356208

素因数分解:

$2^4\times 3^1\times {\mathrm{1694921}}^1$

素因数の和:1694932

約数の個数: 20

約数和(自身を含む): 210170328

約数和(自身を除く): 128814120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1694921, 3389842, 5084763, 6779684, 10169526, 13559368, 20339052, 27118736, 40678104, 81356208]

約数ペア:

[(1, 81356208), (2, 40678104), (3, 27118736), (4, 20339052), (6, 13559368), (8, 10169526), (12, 6779684), (16, 5084763), (24, 3389842), (48, 1694921)]