2254567

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 441113

約数列:

[1, 7, 53, 59, 103, 371, 413, 721, 3127, 5459, 6077, 21889, 38213, 42539, 322081, 2254567]

約数ペア:

[(1, 2254567), (7, 322081), (53, 42539), (59, 38213), (103, 21889), (371, 6077), (413, 5459), (721, 3127)]