207970147

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 58141853

約数列:

[1, 7, 11, 71, 77, 109, 349, 497, 763, 781, 1199, 2443, 3839, 5467, 7739, 8393, 24779, 26873, 38041, 54173, 85129, 173453, 266287, 272569, 418451, 595903, 1907983, 2700911, 2929157, 18906377, 29710021, 207970147]

約数ペア:

[(1, 207970147), (7, 29710021), (11, 18906377), (71, 2929157), (77, 2700911), (109, 1907983), (349, 595903), (497, 418451), (763, 272569), (781, 266287), (1199, 173453), (2443, 85129), (3839, 54173), (5467, 38041), (7739, 26873), (8393, 24779)]