8140321

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 10243584

約数和(自身を除く): 2103263

約数列:

[1, 7, 23, 31, 49, 161, 217, 233, 713, 1127, 1519, 1631, 4991, 5359, 7223, 11417, 34937, 37513, 50561, 166129, 262591, 353927, 1162903, 8140321]

約数ペア:

[(1, 8140321), (7, 1162903), (23, 353927), (31, 262591), (49, 166129), (161, 50561), (217, 37513), (233, 34937), (713, 11417), (1127, 7223), (1519, 5359), (1631, 4991)]