1977255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6277}}^1$

素因数の和:6295

約数の個数: 24

約数和(自身を含む): 3917472

約数和(自身を除く): 1940217

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6277, 18831, 31385, 43939, 56493, 94155, 131817, 219695, 282465, 395451, 659085, 1977255]

約数ペア:

[(1, 1977255), (3, 659085), (5, 395451), (7, 282465), (9, 219695), (15, 131817), (21, 94155), (35, 56493), (45, 43939), (63, 31385), (105, 18831), (315, 6277)]