81911206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{37957}}^1$

素因数の和:38055

約数の個数: 16

約数和(自身を含む): 133915824

約数和(自身を除く): 52004618

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 37957, 75914, 493441, 986882, 3150431, 6300862, 40955603, 81911206]

約数ペア:

[(1, 81911206), (2, 40955603), (13, 6300862), (26, 3150431), (83, 986882), (166, 493441), (1079, 75914), (2158, 37957)]