80289909

素因数分解:

$3^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{2729}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 132874560

約数和(自身を除く): 52584651

約数列:

[1, 3, 7, 9, 21, 63, 467, 1401, 2729, 3269, 4203, 8187, 9807, 19103, 24561, 29421, 57309, 171927, 1274443, 3823329, 8921101, 11469987, 26763303, 80289909]

約数ペア:

[(1, 80289909), (3, 26763303), (7, 11469987), (9, 8921101), (21, 3823329), (63, 1274443), (467, 171927), (1401, 57309), (2729, 29421), (3269, 24561), (4203, 19103), (8187, 9807)]