81097812

素因数分解:

$2^2\times 3^2\times {\mathrm{881}}^1\times {\mathrm{2557}}^1$

素因数の和:3448

約数の個数: 36

約数和(自身を含む): 205310196

約数和(自身を除く): 124212384

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 881, 1762, 2557, 2643, 3524, 5114, 5286, 7671, 7929, 10228, 10572, 15342, 15858, 23013, 30684, 31716, 46026, 92052, 2252717, 4505434, 6758151, 9010868, 13516302, 20274453, 27032604, 40548906, 81097812]

約数ペア:

[(1, 81097812), (2, 40548906), (3, 27032604), (4, 20274453), (6, 13516302), (9, 9010868), (12, 6758151), (18, 4505434), (36, 2252717), (881, 92052), (1762, 46026), (2557, 31716), (2643, 30684), (3524, 23013), (5114, 15858), (5286, 15342), (7671, 10572), (7929, 10228)]