81560766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{45161}}^1$

素因数の和:45216

約数の個数: 32

約数和(自身を含む): 190764288

約数和(自身を除く): 109203522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 45161, 90322, 135483, 270966, 316127, 632254, 948381, 1896762, 1941923, 3883846, 5825769, 11651538, 13593461, 27186922, 40780383, 81560766]

約数ペア:

[(1, 81560766), (2, 40780383), (3, 27186922), (6, 13593461), (7, 11651538), (14, 5825769), (21, 3883846), (42, 1941923), (43, 1896762), (86, 948381), (129, 632254), (258, 316127), (301, 270966), (602, 135483), (903, 90322), (1806, 45161)]