2769991

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 3398400

約数和(自身を除く): 628409

約数列:

[1, 7, 19, 59, 133, 353, 413, 1121, 2471, 6707, 7847, 20827, 46949, 145789, 395713, 2769991]

約数ペア:

[(1, 2769991), (7, 395713), (19, 145789), (59, 46949), (133, 20827), (353, 7847), (413, 6707), (1121, 2471)]