128319994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{21683}}^1$

素因数の和:21965

約数の個数: 16

約数和(自身を含む): 210768480

約数和(自身を除く): 82448486

約数列:

[1, 2, 11, 22, 269, 538, 2959, 5918, 21683, 43366, 238513, 477026, 5832727, 11665454, 64159997, 128319994]

約数ペア:

[(1, 128319994), (2, 64159997), (11, 11665454), (22, 5832727), (269, 477026), (538, 238513), (2959, 43366), (5918, 21683)]