1571661

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2970240

約数和(自身を除く): 1398579

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 101, 117, 133, 171, 247, 273, 303, 399, 707, 741, 819, 909, 1197, 1313, 1729, 1919, 2121, 2223, 3939, 5187, 5757, 6363, 9191, 11817, 13433, 15561, 17271, 24947, 27573, 40299, 74841, 82719, 120897, 174629, 224523, 523887, 1571661]

約数ペア:

[(1, 1571661), (3, 523887), (7, 224523), (9, 174629), (13, 120897), (19, 82719), (21, 74841), (39, 40299), (57, 27573), (63, 24947), (91, 17271), (101, 15561), (117, 13433), (133, 11817), (171, 9191), (247, 6363), (273, 5757), (303, 5187), (399, 3939), (707, 2223), (741, 2121), (819, 1919), (909, 1729), (1197, 1313)]