128464688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{729913}}^1$

素因数の和:729932

約数の個数: 20

約数和(自身を含む): 271528008

約数和(自身を除く): 143063320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 729913, 1459826, 2919652, 5839304, 8029043, 11678608, 16058086, 32116172, 64232344, 128464688]

約数ペア:

[(1, 128464688), (2, 64232344), (4, 32116172), (8, 16058086), (11, 11678608), (16, 8029043), (22, 5839304), (44, 2919652), (88, 1459826), (176, 729913)]