81427136

素因数分解:

$2^6\times 7^1\times {\mathrm{181757}}^1$

素因数の和:181776

約数の個数: 28

約数和(自身を含む): 184666128

約数和(自身を除く): 103238992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181757, 363514, 727028, 1272299, 1454056, 2544598, 2908112, 5089196, 5816224, 10178392, 11632448, 20356784, 40713568, 81427136]

約数ペア:

[(1, 81427136), (2, 40713568), (4, 20356784), (7, 11632448), (8, 10178392), (14, 5816224), (16, 5089196), (28, 2908112), (32, 2544598), (56, 1454056), (64, 1272299), (112, 727028), (224, 363514), (448, 181757)]