161497809

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 265224960

約数和(自身を除く): 103727151

約数列:

[1, 3, 9, 11, 33, 43, 59, 99, 129, 177, 387, 473, 531, 643, 649, 1419, 1929, 1947, 2537, 4257, 5787, 5841, 7073, 7611, 21219, 22833, 27649, 27907, 37937, 63657, 82947, 83721, 113811, 248841, 251163, 304139, 341433, 417307, 912417, 1251921, 1631291, 2737251, 3755763, 4893873, 14681619, 17944201, 53832603, 161497809]

約数ペア:

[(1, 161497809), (3, 53832603), (9, 17944201), (11, 14681619), (33, 4893873), (43, 3755763), (59, 2737251), (99, 1631291), (129, 1251921), (177, 912417), (387, 417307), (473, 341433), (531, 304139), (643, 251163), (649, 248841), (1419, 113811), (1929, 83721), (1947, 82947), (2537, 63657), (4257, 37937), (5787, 27907), (5841, 27649), (7073, 22833), (7611, 21219)]