2893292073

素因数分解:

$3^2\times 7^2\times {\mathrm{6560753}}^1$

素因数の和:6560773

約数の個数: 18

約数和(自身を含む): 4861518714

約数和(自身を除く): 1968226641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6560753, 19682259, 45925271, 59046777, 137775813, 321476897, 413327439, 964430691, 2893292073]

約数ペア:

[(1, 2893292073), (3, 964430691), (7, 413327439), (9, 321476897), (21, 137775813), (49, 59046777), (63, 45925271), (147, 19682259), (441, 6560753)]