779787988

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{797}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 1584100224

約数和(自身を除く): 804312236

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 421, 581, 797, 842, 1162, 1594, 1684, 2324, 2947, 3188, 5579, 5894, 11158, 11788, 22316, 34943, 66151, 69886, 132302, 139772, 244601, 264604, 335537, 463057, 489202, 671074, 926114, 978404, 1342148, 1852228, 2348759, 4697518, 9395036, 27849571, 55699142, 111398284, 194946997, 389893994, 779787988]

約数ペア:

[(1, 779787988), (2, 389893994), (4, 194946997), (7, 111398284), (14, 55699142), (28, 27849571), (83, 9395036), (166, 4697518), (332, 2348759), (421, 1852228), (581, 1342148), (797, 978404), (842, 926114), (1162, 671074), (1594, 489202), (1684, 463057), (2324, 335537), (2947, 264604), (3188, 244601), (5579, 139772), (5894, 132302), (11158, 69886), (11788, 66151), (22316, 34943)]