126811321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{37663}}^1$

素因数の和:37720

約数の個数: 16

約数和(自身を含む): 160297984

約数和(自身を除く): 33486663

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 37663, 263641, 489619, 1393531, 3427333, 9754717, 18115903, 126811321]

約数ペア:

[(1, 126811321), (7, 18115903), (13, 9754717), (37, 3427333), (91, 1393531), (259, 489619), (481, 263641), (3367, 37663)]