399349128

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{2213}}^1$

素因数の和:2398

約数の個数: 64

約数和(自身を含む): 1022336640

約数和(自身を除く): 622987512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 103, 146, 206, 219, 292, 309, 412, 438, 584, 618, 824, 876, 1236, 1752, 2213, 2472, 4426, 6639, 7519, 8852, 13278, 15038, 17704, 22557, 26556, 30076, 45114, 53112, 60152, 90228, 161549, 180456, 227939, 323098, 455878, 484647, 646196, 683817, 911756, 969294, 1292392, 1367634, 1823512, 1938588, 2735268, 3877176, 5470536, 16639547, 33279094, 49918641, 66558188, 99837282, 133116376, 199674564, 399349128]

約数ペア:

[(1, 399349128), (2, 199674564), (3, 133116376), (4, 99837282), (6, 66558188), (8, 49918641), (12, 33279094), (24, 16639547), (73, 5470536), (103, 3877176), (146, 2735268), (206, 1938588), (219, 1823512), (292, 1367634), (309, 1292392), (412, 969294), (438, 911756), (584, 683817), (618, 646196), (824, 484647), (876, 455878), (1236, 323098), (1752, 227939), (2213, 180456), (2472, 161549), (4426, 90228), (6639, 60152), (7519, 53112), (8852, 45114), (13278, 30076), (15038, 26556), (17704, 22557)]