1243281777

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{146389}}^1$

素因数の和:146560

約数の個数: 16

約数和(自身を含む): 1756680000

約数和(自身を除く): 513398223

約数列:

[1, 3, 19, 57, 149, 447, 2831, 8493, 146389, 439167, 2781391, 8344173, 21811961, 65435883, 414427259, 1243281777]

約数ペア:

[(1, 1243281777), (3, 414427259), (19, 65435883), (57, 21811961), (149, 8344173), (447, 2781391), (2831, 439167), (8493, 146389)]