81332846

素因数分解:

$2^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{2237}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 145022400

約数和(自身を除く): 63689554

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 343, 371, 686, 742, 2237, 2597, 4474, 5194, 15659, 18179, 31318, 36358, 109613, 118561, 219226, 237122, 767291, 829927, 1534582, 1659854, 5809489, 11618978, 40666423, 81332846]

約数ペア:

[(1, 81332846), (2, 40666423), (7, 11618978), (14, 5809489), (49, 1659854), (53, 1534582), (98, 829927), (106, 767291), (343, 237122), (371, 219226), (686, 118561), (742, 109613), (2237, 36358), (2597, 31318), (4474, 18179), (5194, 15659)]