81443529

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{131149}}^1$

素因数の和:131181

約数の個数: 16

約数和(自身を含む): 125904000

約数和(自身を除く): 44460471

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 131149, 393447, 1180341, 3016427, 3541023, 9049281, 27147843, 81443529]

約数ペア:

[(1, 81443529), (3, 27147843), (9, 9049281), (23, 3541023), (27, 3016427), (69, 1180341), (207, 393447), (621, 131149)]