16397397

素因数分解:

$3^6\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 28

約数和(自身を含む): 24972864

約数和(自身を除く): 8575467

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 271, 729, 747, 813, 2241, 2439, 6723, 7317, 20169, 21951, 22493, 60507, 65853, 67479, 197559, 202437, 607311, 1821933, 5465799, 16397397]

約数ペア:

[(1, 16397397), (3, 5465799), (9, 1821933), (27, 607311), (81, 202437), (83, 197559), (243, 67479), (249, 65853), (271, 60507), (729, 22493), (747, 21951), (813, 20169), (2241, 7317), (2439, 6723)]