128539664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{730339}}^1$

素因数の和:730358

約数の個数: 20

約数和(自身を含む): 271686480

約数和(自身を除く): 143146816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 730339, 1460678, 2921356, 5842712, 8033729, 11685424, 16067458, 32134916, 64269832, 128539664]

約数ペア:

[(1, 128539664), (2, 64269832), (4, 32134916), (8, 16067458), (11, 11685424), (16, 8033729), (22, 5842712), (44, 2921356), (88, 1460678), (176, 730339)]