85875573

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1571}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 138839040

約数和(自身を除く): 52963467

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1571, 2603, 2877, 4713, 7809, 10997, 18221, 29849, 32991, 54663, 89547, 208943, 215227, 626829, 645681, 1506589, 4089313, 4519767, 12267939, 28625191, 85875573]

約数ペア:

[(1, 85875573), (3, 28625191), (7, 12267939), (19, 4519767), (21, 4089313), (57, 1506589), (133, 645681), (137, 626829), (399, 215227), (411, 208943), (959, 89547), (1571, 54663), (2603, 32991), (2877, 29849), (4713, 18221), (7809, 10997)]