81902186

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1098

約数の個数: 24

約数和(自身を含む): 130027392

約数和(自身を除く): 48125206

約数列:

[1, 2, 31, 43, 62, 86, 961, 991, 1333, 1922, 1982, 2666, 30721, 41323, 42613, 61442, 82646, 85226, 952351, 1321003, 1904702, 2642006, 40951093, 81902186]

約数ペア:

[(1, 81902186), (2, 40951093), (31, 2642006), (43, 1904702), (62, 1321003), (86, 952351), (961, 85226), (991, 82646), (1333, 61442), (1922, 42613), (1982, 41323), (2666, 30721)]