199616517

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 314421120

約数和(自身を除く): 114804603

約数列:

[1, 3, 9, 23, 37, 67, 69, 111, 201, 207, 333, 389, 603, 851, 1167, 1541, 2479, 2553, 3501, 4623, 7437, 7659, 8947, 13869, 14393, 22311, 26063, 26841, 43179, 57017, 78189, 80523, 129537, 171051, 234567, 331039, 513153, 599449, 964331, 993117, 1798347, 2892993, 2979351, 5395041, 8678979, 22179613, 66538839, 199616517]

約数ペア:

[(1, 199616517), (3, 66538839), (9, 22179613), (23, 8678979), (37, 5395041), (67, 2979351), (69, 2892993), (111, 1798347), (201, 993117), (207, 964331), (333, 599449), (389, 513153), (603, 331039), (851, 234567), (1167, 171051), (1541, 129537), (2479, 80523), (2553, 78189), (3501, 57017), (4623, 43179), (7437, 26841), (7659, 26063), (8947, 22311), (13869, 14393)]