28281155

素因数分解:

$5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2549}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 38923200

約数和(自身を除く): 10642045

約数列:

[1, 5, 7, 35, 317, 1585, 2219, 2549, 11095, 12745, 17843, 89215, 808033, 4040165, 5656231, 28281155]

約数ペア:

[(1, 28281155), (5, 5656231), (7, 4040165), (35, 808033), (317, 89215), (1585, 17843), (2219, 12745), (2549, 11095)]