127820805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1973}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 234226944

約数和(自身を除く): 106406139

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 617, 1851, 1973, 3085, 4319, 5919, 9255, 9865, 12957, 13811, 21595, 29595, 41433, 64785, 69055, 207165, 1217341, 3652023, 6086705, 8521387, 18260115, 25564161, 42606935, 127820805]

約数ペア:

[(1, 127820805), (3, 42606935), (5, 25564161), (7, 18260115), (15, 8521387), (21, 6086705), (35, 3652023), (105, 1217341), (617, 207165), (1851, 69055), (1973, 64785), (3085, 41433), (4319, 29595), (5919, 21595), (9255, 13811), (9865, 12957)]