81863.000000

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 24

約数和(自身を含む): 1511664

約数和(自身を除く): 786942

約数列:

[1, 2, 3, 6, 43, 53, 86, 106, 129, 159, 258, 318, 2279, 2809, 4558, 5618, 6837, 8427, 13674, 16854, 120787, 241574, 362361, 724722]

約数ペア:

[(1, 724722), (2, 362361), (3, 241574), (6, 120787), (43, 16854), (53, 13674), (86, 8427), (106, 6837), (129, 5618), (159, 4558), (258, 2809), (318, 2279)]