25259913

素因数分解:

$3^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{733}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 41832128

約数和(自身を除く): 16572215

約数列:

[1, 3, 7, 9, 21, 63, 547, 733, 1641, 2199, 3829, 4923, 5131, 6597, 11487, 15393, 34461, 46179, 400951, 1202853, 2806657, 3608559, 8419971, 25259913]

約数ペア:

[(1, 25259913), (3, 8419971), (7, 3608559), (9, 2806657), (21, 1202853), (63, 400951), (547, 46179), (733, 34461), (1641, 15393), (2199, 11487), (3829, 6597), (4923, 5131)]