251951216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{4663}}^1$

素因数の和:4989

約数の個数: 40

約数和(自身を含む): 534382464

約数和(自身を除く): 282431248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 307, 614, 1228, 2456, 3377, 4663, 4912, 6754, 9326, 13508, 18652, 27016, 37304, 51293, 54032, 74608, 102586, 205172, 410344, 820688, 1431541, 2863082, 5726164, 11452328, 15746951, 22904656, 31493902, 62987804, 125975608, 251951216]

約数ペア:

[(1, 251951216), (2, 125975608), (4, 62987804), (8, 31493902), (11, 22904656), (16, 15746951), (22, 11452328), (44, 5726164), (88, 2863082), (176, 1431541), (307, 820688), (614, 410344), (1228, 205172), (2456, 102586), (3377, 74608), (4663, 54032), (4912, 51293), (6754, 37304), (9326, 27016), (13508, 18652)]