81576614

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{16141}}^1$

素因数の和:16188

約数の個数: 24

約数和(自身を含む): 147602448

約数和(自身を除く): 66025834

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 16141, 32282, 112987, 225974, 306679, 613358, 2146753, 4293506, 5826901, 11653802, 40788307, 81576614]

約数ペア:

[(1, 81576614), (2, 40788307), (7, 11653802), (14, 5826901), (19, 4293506), (38, 2146753), (133, 613358), (266, 306679), (361, 225974), (722, 112987), (2527, 32282), (5054, 16141)]