223391311

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42221}}^1$

素因数の和:42282

約数の個数: 16

約数和(自身を含む): 269545248

約数和(自身を除く): 46153937

約数列:

[1, 11, 13, 37, 143, 407, 481, 5291, 42221, 464431, 548873, 1562177, 6037603, 17183947, 20308301, 223391311]

約数ペア:

[(1, 223391311), (11, 20308301), (13, 17183947), (37, 6037603), (143, 1562177), (407, 548873), (481, 464431), (5291, 42221)]