81213166

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{4561}}^1$

素因数の和:4899

約数の個数: 16

約数和(自身を含む): 126458640

約数和(自身を除く): 45245474

約数列:

[1, 2, 29, 58, 307, 614, 4561, 8903, 9122, 17806, 132269, 264538, 1400227, 2800454, 40606583, 81213166]

約数ペア:

[(1, 81213166), (2, 40606583), (29, 2800454), (58, 1400227), (307, 264538), (614, 132269), (4561, 17806), (8903, 9122)]