131006788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{80471}}^1$

素因数の和:80523

約数の個数: 24

約数和(自身を含む): 256866624

約数和(自身を除く): 125859836

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 80471, 160942, 321884, 885181, 1770362, 2977427, 3540724, 5954854, 11909708, 32751697, 65503394, 131006788]

約数ペア:

[(1, 131006788), (2, 65503394), (4, 32751697), (11, 11909708), (22, 5954854), (37, 3540724), (44, 2977427), (74, 1770362), (148, 885181), (407, 321884), (814, 160942), (1628, 80471)]