13408428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 34401024

約数和(自身を除く): 20992596

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 157, 314, 471, 628, 647, 942, 1294, 1727, 1884, 1941, 2588, 3454, 3882, 5181, 6908, 7117, 7764, 10362, 14234, 20724, 21351, 28468, 42702, 85404, 101579, 203158, 304737, 406316, 609474, 1117369, 1218948, 2234738, 3352107, 4469476, 6704214, 13408428]

約数ペア:

[(1, 13408428), (2, 6704214), (3, 4469476), (4, 3352107), (6, 2234738), (11, 1218948), (12, 1117369), (22, 609474), (33, 406316), (44, 304737), (66, 203158), (132, 101579), (157, 85404), (314, 42702), (471, 28468), (628, 21351), (647, 20724), (942, 14234), (1294, 10362), (1727, 7764), (1884, 7117), (1941, 6908), (2588, 5181), (3454, 3882)]