161566748

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 332849664

約数和(自身を除く): 171282916

約数列:

[1, 2, 4, 7, 14, 28, 67, 71, 134, 142, 268, 284, 469, 497, 938, 994, 1213, 1876, 1988, 2426, 4757, 4852, 8491, 9514, 16982, 19028, 33299, 33964, 66598, 81271, 86123, 133196, 162542, 172246, 325084, 344492, 568897, 602861, 1137794, 1205722, 2275588, 2411444, 5770241, 11540482, 23080964, 40391687, 80783374, 161566748]

約数ペア:

[(1, 161566748), (2, 80783374), (4, 40391687), (7, 23080964), (14, 11540482), (28, 5770241), (67, 2411444), (71, 2275588), (134, 1205722), (142, 1137794), (268, 602861), (284, 568897), (469, 344492), (497, 325084), (938, 172246), (994, 162542), (1213, 133196), (1876, 86123), (1988, 81271), (2426, 66598), (4757, 33964), (4852, 33299), (8491, 19028), (9514, 16982)]