81561264

素因数分解:

$2^4\times 3^1\times {\mathrm{1699193}}^1$

素因数の和:1699204

約数の個数: 20

約数和(自身を含む): 210700056

約数和(自身を除く): 129138792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1699193, 3398386, 5097579, 6796772, 10195158, 13593544, 20390316, 27187088, 40780632, 81561264]

約数ペア:

[(1, 81561264), (2, 40780632), (3, 27187088), (4, 20390316), (6, 13593544), (8, 10195158), (12, 6796772), (16, 5097579), (24, 3398386), (48, 1699193)]