221344288

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{628819}}^1$

素因数の和:628840

約数の個数: 24

約数和(自身を含む): 475387920

約数和(自身を除く): 254043632

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 628819, 1257638, 2515276, 5030552, 6917009, 10061104, 13834018, 20122208, 27668036, 55336072, 110672144, 221344288]

約数ペア:

[(1, 221344288), (2, 110672144), (4, 55336072), (8, 27668036), (11, 20122208), (16, 13834018), (22, 10061104), (32, 6917009), (44, 5030552), (88, 2515276), (176, 1257638), (352, 628819)]