81966014

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1172

約数の個数: 24

約数和(自身を含む): 133762752

約数和(自身を除く): 51796738

約数列:

[1, 2, 13, 26, 169, 281, 338, 562, 863, 1726, 3653, 7306, 11219, 22438, 47489, 94978, 145847, 242503, 291694, 485006, 3152539, 6305078, 40983007, 81966014]

約数ペア:

[(1, 81966014), (2, 40983007), (13, 6305078), (26, 3152539), (169, 485006), (281, 291694), (338, 242503), (562, 145847), (863, 94978), (1726, 47489), (3653, 22438), (7306, 11219)]