42857901

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 72109440

約数和(自身を除く): 29251539

約数列:

[1, 3, 9, 17, 19, 23, 51, 57, 69, 153, 171, 207, 323, 391, 437, 641, 969, 1173, 1311, 1923, 2907, 3519, 3933, 5769, 7429, 10897, 12179, 14743, 22287, 32691, 36537, 44229, 66861, 98073, 109611, 132687, 207043, 250631, 280117, 621129, 751893, 840351, 1863387, 2255679, 2521053, 4761989, 14285967, 42857901]

約数ペア:

[(1, 42857901), (3, 14285967), (9, 4761989), (17, 2521053), (19, 2255679), (23, 1863387), (51, 840351), (57, 751893), (69, 621129), (153, 280117), (171, 250631), (207, 207043), (323, 132687), (391, 109611), (437, 98073), (641, 66861), (969, 44229), (1173, 36537), (1311, 32691), (1923, 22287), (2907, 14743), (3519, 12179), (3933, 10897), (5769, 7429)]