81749106

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{105619}}^1$

素因数の和:105670

約数の個数: 24

約数和(自身を含む): 181243920

約数和(自身を除く): 99494814

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 105619, 211238, 316857, 633714, 950571, 1901142, 4541617, 9083234, 13624851, 27249702, 40874553, 81749106]

約数ペア:

[(1, 81749106), (2, 40874553), (3, 27249702), (6, 13624851), (9, 9083234), (18, 4541617), (43, 1901142), (86, 950571), (129, 633714), (258, 316857), (387, 211238), (774, 105619)]