221109028

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{343337}}^1$

素因数の和:343371

約数の個数: 24

約数和(自身を含む): 461446272

約数和(自身を除く): 240337244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 343337, 686674, 1373348, 2403359, 4806718, 7896751, 9613436, 15793502, 31587004, 55277257, 110554514, 221109028]

約数ペア:

[(1, 221109028), (2, 110554514), (4, 55277257), (7, 31587004), (14, 15793502), (23, 9613436), (28, 7896751), (46, 4806718), (92, 2403359), (161, 1373348), (322, 686674), (644, 343337)]