128465744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{729919}}^1$

素因数の和:729938

約数の個数: 20

約数和(自身を含む): 271530240

約数和(自身を除く): 143064496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 729919, 1459838, 2919676, 5839352, 8029109, 11678704, 16058218, 32116436, 64232872, 128465744]

約数ペア:

[(1, 128465744), (2, 64232872), (4, 32116436), (8, 16058218), (11, 11678704), (16, 8029109), (22, 5839352), (44, 2919676), (88, 1459838), (176, 729919)]