201121148

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 379246560

約数和(自身を除く): 178125412

約数列:

[1, 2, 4, 29, 43, 58, 61, 86, 116, 122, 172, 244, 661, 1247, 1322, 1769, 2494, 2623, 2644, 3538, 4988, 5246, 7076, 10492, 19169, 28423, 38338, 40321, 56846, 76067, 76676, 80642, 113692, 152134, 161284, 304268, 824267, 1169309, 1648534, 1733803, 2338618, 3297068, 3467606, 4677236, 6935212, 50280287, 100560574, 201121148]

約数ペア:

[(1, 201121148), (2, 100560574), (4, 50280287), (29, 6935212), (43, 4677236), (58, 3467606), (61, 3297068), (86, 2338618), (116, 1733803), (122, 1648534), (172, 1169309), (244, 824267), (661, 304268), (1247, 161284), (1322, 152134), (1769, 113692), (2494, 80642), (2623, 76676), (2644, 76067), (3538, 56846), (4988, 40321), (5246, 38338), (7076, 28423), (10492, 19169)]