728008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 1487160

約数和(自身を除く): 759152

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 101, 106, 136, 202, 212, 404, 424, 808, 901, 1717, 1802, 3434, 3604, 5353, 6868, 7208, 10706, 13736, 21412, 42824, 91001, 182002, 364004, 728008]

約数ペア:

[(1, 728008), (2, 364004), (4, 182002), (8, 91001), (17, 42824), (34, 21412), (53, 13736), (68, 10706), (101, 7208), (106, 6868), (136, 5353), (202, 3604), (212, 3434), (404, 1802), (424, 1717), (808, 901)]