127640919

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{6761}}^1$

素因数の和:6831

約数の個数: 32

約数和(自身を含む): 207728640

約数和(自身を除く): 80087721

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 2697, 6293, 6761, 18879, 20283, 47327, 141981, 196069, 209591, 588207, 628773, 1372483, 1467137, 4117449, 4401411, 6078139, 18234417, 42546973, 127640919]

約数ペア:

[(1, 127640919), (3, 42546973), (7, 18234417), (21, 6078139), (29, 4401411), (31, 4117449), (87, 1467137), (93, 1372483), (203, 628773), (217, 588207), (609, 209591), (651, 196069), (899, 141981), (2697, 47327), (6293, 20283), (6761, 18879)]