221569246

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 349332480

約数和(自身を除く): 127763234

約数列:

[1, 2, 37, 74, 79, 151, 158, 251, 302, 502, 2923, 5587, 5846, 9287, 11174, 11929, 18574, 19829, 23858, 37901, 39658, 75802, 441373, 733673, 882746, 1402337, 1467346, 2804674, 2994179, 5988358, 110784623, 221569246]

約数ペア:

[(1, 221569246), (2, 110784623), (37, 5988358), (74, 2994179), (79, 2804674), (151, 1467346), (158, 1402337), (251, 882746), (302, 733673), (502, 441373), (2923, 75802), (5587, 39658), (5846, 37901), (9287, 23858), (11174, 19829), (11929, 18574)]