142223721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 204871680

約数和(自身を除く): 62647959

約数列:

[1, 3, 19, 57, 71, 113, 213, 311, 339, 933, 1349, 2147, 4047, 5909, 6441, 8023, 17727, 22081, 24069, 35143, 66243, 105429, 152437, 419539, 457311, 667717, 1258617, 2003151, 2495153, 7485459, 47407907, 142223721]

約数ペア:

[(1, 142223721), (3, 47407907), (19, 7485459), (57, 2495153), (71, 2003151), (113, 1258617), (213, 667717), (311, 457311), (339, 419539), (933, 152437), (1349, 105429), (2147, 66243), (4047, 35143), (5909, 24069), (6441, 22081), (8023, 17727)]