81404726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1117}}^1\times {\mathrm{2803}}^1$

素因数の和:3935

約数の個数: 16

約数和(自身を含む): 131664624

約数和(自身を除く): 50259898

約数列:

[1, 2, 13, 26, 1117, 2234, 2803, 5606, 14521, 29042, 36439, 72878, 3130951, 6261902, 40702363, 81404726]

約数ペア:

[(1, 81404726), (2, 40702363), (13, 6261902), (26, 3130951), (1117, 72878), (2234, 36439), (2803, 29042), (5606, 14521)]