254753205

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{1129}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 476118720

約数和(自身を除く): 221365515

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 307, 735, 921, 1129, 1535, 2149, 3387, 4605, 5645, 6447, 7903, 10745, 15043, 16935, 23709, 32235, 39515, 45129, 55321, 75215, 118545, 165963, 225645, 276605, 346603, 829815, 1039809, 1733015, 2426221, 5199045, 7278663, 12131105, 16983547, 36393315, 50950641, 84917735, 254753205]

約数ペア:

[(1, 254753205), (3, 84917735), (5, 50950641), (7, 36393315), (15, 16983547), (21, 12131105), (35, 7278663), (49, 5199045), (105, 2426221), (147, 1733015), (245, 1039809), (307, 829815), (735, 346603), (921, 276605), (1129, 225645), (1535, 165963), (2149, 118545), (3387, 75215), (4605, 55321), (5645, 45129), (6447, 39515), (7903, 32235), (10745, 23709), (15043, 16935)]