287149773

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 402361344

約数和(自身を除く): 115211571

約数列:

[1, 3, 41, 71, 123, 131, 213, 251, 393, 753, 2911, 5371, 8733, 9301, 10291, 16113, 17821, 27903, 30873, 32881, 53463, 98643, 381341, 730661, 1144023, 1348121, 2191983, 2334551, 4044363, 7003653, 95716591, 287149773]

約数ペア:

[(1, 287149773), (3, 95716591), (41, 7003653), (71, 4044363), (123, 2334551), (131, 2191983), (213, 1348121), (251, 1144023), (393, 730661), (753, 381341), (2911, 98643), (5371, 53463), (8733, 32881), (9301, 30873), (10291, 27903), (16113, 17821)]