722601

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:834

約数の個数: 20

約数和(自身を含む): 1179024

約数和(自身を除く): 456423

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 811, 891, 2433, 7299, 8921, 21897, 26763, 65691, 80289, 240867, 722601]

約数ペア:

[(1, 722601), (3, 240867), (9, 80289), (11, 65691), (27, 26763), (33, 21897), (81, 8921), (99, 7299), (297, 2433), (811, 891)]