290119297

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 356493312

約数和(自身を除く): 66374015

約数列:

[1, 13, 17, 31, 47, 53, 221, 289, 403, 527, 611, 689, 799, 901, 1457, 1643, 2491, 3757, 6851, 8959, 10387, 11713, 13583, 15317, 18941, 21359, 24769, 27931, 32383, 42347, 77221, 116467, 176579, 199121, 321997, 363103, 421073, 474827, 550511, 719899, 1003873, 1312757, 5473949, 6172751, 9358687, 17065841, 22316869, 290119297]

約数ペア:

[(1, 290119297), (13, 22316869), (17, 17065841), (31, 9358687), (47, 6172751), (53, 5473949), (221, 1312757), (289, 1003873), (403, 719899), (527, 550511), (611, 474827), (689, 421073), (799, 363103), (901, 321997), (1457, 199121), (1643, 176579), (2491, 116467), (3757, 77221), (6851, 42347), (8959, 32383), (10387, 27931), (11713, 24769), (13583, 21359), (15317, 18941)]