2553467

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 3125760

約数和(自身を除く): 572293

約数列:

[1, 7, 19, 73, 133, 263, 511, 1387, 1841, 4997, 9709, 19199, 34979, 134393, 364781, 2553467]

約数ペア:

[(1, 2553467), (7, 364781), (19, 134393), (73, 34979), (133, 19199), (263, 9709), (511, 4997), (1387, 1841)]