49515249

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 78059520

約数和(自身を除く): 28544271

約数列:

[1, 3, 7, 21, 41, 123, 131, 287, 393, 439, 861, 917, 1317, 2751, 3073, 5371, 9219, 16113, 17999, 37597, 53997, 57509, 112791, 125993, 172527, 377979, 402563, 1207689, 2357869, 7073607, 16505083, 49515249]

約数ペア:

[(1, 49515249), (3, 16505083), (7, 7073607), (21, 2357869), (41, 1207689), (123, 402563), (131, 377979), (287, 172527), (393, 125993), (439, 112791), (861, 57509), (917, 53997), (1317, 37597), (2751, 17999), (3073, 16113), (5371, 9219)]