420889414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{74441}}^1$

素因数の和:74711

約数の個数: 16

約数和(自身を含む): 691417296

約数和(自身を除く): 270527882

約数列:

[1, 2, 11, 22, 257, 514, 2827, 5654, 74441, 148882, 818851, 1637702, 19131337, 38262674, 210444707, 420889414]

約数ペア:

[(1, 420889414), (2, 210444707), (11, 38262674), (22, 19131337), (257, 1637702), (514, 818851), (2827, 148882), (5654, 74441)]