31217284

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12527}}^1$

素因数の和:12627

約数の個数: 24

約数和(自身を含む): 63141120

約数和(自身を除く): 31923836

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 12527, 25054, 50108, 87689, 175378, 350756, 1114903, 2229806, 4459612, 7804321, 15608642, 31217284]

約数ペア:

[(1, 31217284), (2, 15608642), (4, 7804321), (7, 4459612), (14, 2229806), (28, 1114903), (89, 350756), (178, 175378), (356, 87689), (623, 50108), (1246, 25054), (2492, 12527)]