1628704

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 4003776

約数和(自身を除く): 2375072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 661, 1232, 1322, 2464, 2644, 4627, 5288, 7271, 9254, 10576, 14542, 18508, 21152, 29084, 37016, 50897, 58168, 74032, 101794, 116336, 148064, 203588, 232672, 407176, 814352, 1628704]

約数ペア:

[(1, 1628704), (2, 814352), (4, 407176), (7, 232672), (8, 203588), (11, 148064), (14, 116336), (16, 101794), (22, 74032), (28, 58168), (32, 50897), (44, 37016), (56, 29084), (77, 21152), (88, 18508), (112, 14542), (154, 10576), (176, 9254), (224, 7271), (308, 5288), (352, 4627), (616, 2644), (661, 2464), (1232, 1322)]