289350373

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 360339840

約数和(自身を除く): 70989467

約数列:

[1, 13, 19, 23, 31, 53, 247, 299, 403, 437, 589, 689, 713, 961, 1007, 1219, 1643, 5681, 7657, 9269, 12493, 13091, 13547, 15847, 18259, 21359, 22103, 23161, 31217, 37789, 50933, 176111, 237367, 287339, 301093, 405821, 419957, 491257, 662129, 717991, 967727, 1171459, 5459441, 9333883, 12580451, 15228967, 22257721, 289350373]

約数ペア:

[(1, 289350373), (13, 22257721), (19, 15228967), (23, 12580451), (31, 9333883), (53, 5459441), (247, 1171459), (299, 967727), (403, 717991), (437, 662129), (589, 491257), (689, 419957), (713, 405821), (961, 301093), (1007, 287339), (1219, 237367), (1643, 176111), (5681, 50933), (7657, 37789), (9269, 31217), (12493, 23161), (13091, 22103), (13547, 21359), (15847, 18259)]