249545079

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{37019}}^1$

素因数の和:37139

約数の個数: 24

約数和(自身を含む): 415808640

約数和(自身を除く): 166263561

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 37019, 111057, 259133, 333171, 777399, 2332197, 3961033, 11883099, 27727231, 35649297, 83181693, 249545079]

約数ペア:

[(1, 249545079), (3, 83181693), (7, 35649297), (9, 27727231), (21, 11883099), (63, 3961033), (107, 2332197), (321, 777399), (749, 333171), (963, 259133), (2247, 111057), (6741, 37019)]