28968214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{13037}}^1$

素因数の和:13151

約数の個数: 16

約数和(自身を含む): 47875536

約数和(自身を除く): 18907322

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 13037, 26074, 143407, 286814, 1316737, 2633474, 14484107, 28968214]

約数ペア:

[(1, 28968214), (2, 14484107), (11, 2633474), (22, 1316737), (101, 286814), (202, 143407), (1111, 26074), (2222, 13037)]