27720908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 49729680

約数和(自身を除く): 22008772

約数列:

[1, 2, 4, 53, 106, 212, 229, 458, 571, 916, 1142, 2284, 12137, 24274, 30263, 48548, 60526, 121052, 130759, 261518, 523036, 6930227, 13860454, 27720908]

約数ペア:

[(1, 27720908), (2, 13860454), (4, 6930227), (53, 523036), (106, 261518), (212, 130759), (229, 121052), (458, 60526), (571, 48548), (916, 30263), (1142, 24274), (2284, 12137)]